Home / 10,545.27-14,554.50-6,773.20

Finding the Fourth Proportional to 10,545.27, 14,554.50 and 6,773.20

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Solution

The fourth proportional to 10,545.27, 14,554.50 and 6,773.20 is: 9,348.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,545.27 : 14,554.50 = 6,773.20 : x
  2. Step 2: Convert to fraction form
    10,545.27/14,554.50 = 6,773.20/x
  3. Step 3: Cross multiply
    10,545.27x = 14,554.50 × 6,773.20
  4. Step 4: Simplify right side
    10,545.27x = 98,580,539.40
  5. Step 5: Solve for x
    x = 98,580,539.40/10,545.27
  6. Step 6: Final answer
    x = 9,348.32

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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.