Home / 6,916.91-9,545.38-3,773.09

Finding the Fourth Proportional to 6,916.91, 9,545.38 and 3,773.09

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Solution

The fourth proportional to 6,916.91, 9,545.38 and 3,773.09 is: 5,206.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.91 : 9,545.38 = 3,773.09 : x
  2. Step 2: Convert to fraction form
    6,916.91/9,545.38 = 3,773.09/x
  3. Step 3: Cross multiply
    6,916.91x = 9,545.38 × 3,773.09
  4. Step 4: Simplify right side
    6,916.91x = 36,015,592.25
  5. Step 5: Solve for x
    x = 36,015,592.25/6,916.91
  6. Step 6: Final answer
    x = 5,206.89

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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.