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Finding the Fourth Proportional to 6,916.93, 9,545.51 and 3,773.12

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Solution

The fourth proportional to 6,916.93, 9,545.51 and 3,773.12 is: 5,206.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.93 : 9,545.51 = 3,773.12 : x
  2. Step 2: Convert to fraction form
    6,916.93/9,545.51 = 3,773.12/x
  3. Step 3: Cross multiply
    6,916.93x = 9,545.51 × 3,773.12
  4. Step 4: Simplify right side
    6,916.93x = 36,016,316.40
  5. Step 5: Solve for x
    x = 36,016,316.40/6,916.93
  6. Step 6: Final answer
    x = 5,206.98

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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.