Home / 4,890.88-7,336.30-1,193.10

Finding the Fourth Proportional to 4,890.88, 7,336.30 and 1,193.10

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Solution

The fourth proportional to 4,890.88, 7,336.30 and 1,193.10 is: 1,789.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.88 : 7,336.30 = 1,193.10 : x
  2. Step 2: Convert to fraction form
    4,890.88/7,336.30 = 1,193.10/x
  3. Step 3: Cross multiply
    4,890.88x = 7,336.30 × 1,193.10
  4. Step 4: Simplify right side
    4,890.88x = 8,752,939.53
  5. Step 5: Solve for x
    x = 8,752,939.53/4,890.88
  6. Step 6: Final answer
    x = 1,789.65

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.