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Finding the Fourth Proportional to 4,766.39, 7,098.74 and 4,483.70

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Solution

The fourth proportional to 4,766.39, 7,098.74 and 4,483.70 is: 6,677.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,766.39 : 7,098.74 = 4,483.70 : x
  2. Step 2: Convert to fraction form
    4,766.39/7,098.74 = 4,483.70/x
  3. Step 3: Cross multiply
    4,766.39x = 7,098.74 × 4,483.70
  4. Step 4: Simplify right side
    4,766.39x = 31,828,596.25
  5. Step 5: Solve for x
    x = 31,828,596.25/4,766.39
  6. Step 6: Final answer
    x = 6,677.72

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.