Home / 8,328.27-11,492.83-4,551.45

Finding the Fourth Proportional to 8,328.27, 11,492.83 and 4,551.45

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Solution

The fourth proportional to 8,328.27, 11,492.83 and 4,551.45 is: 6,280.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328.27 : 11,492.83 = 4,551.45 : x
  2. Step 2: Convert to fraction form
    8,328.27/11,492.83 = 4,551.45/x
  3. Step 3: Cross multiply
    8,328.27x = 11,492.83 × 4,551.45
  4. Step 4: Simplify right side
    8,328.27x = 52,309,003.69
  5. Step 5: Solve for x
    x = 52,309,003.69/8,328.27
  6. Step 6: Final answer
    x = 6,280.89

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