Home / 6,917.16-9,545.40-3,773.28

Finding the Fourth Proportional to 6,917.16, 9,545.40 and 3,773.28

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Solution

The fourth proportional to 6,917.16, 9,545.40 and 3,773.28 is: 5,206.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.16 : 9,545.40 = 3,773.28 : x
  2. Step 2: Convert to fraction form
    6,917.16/9,545.40 = 3,773.28/x
  3. Step 3: Cross multiply
    6,917.16x = 9,545.40 × 3,773.28
  4. Step 4: Simplify right side
    6,917.16x = 36,017,466.91
  5. Step 5: Solve for x
    x = 36,017,466.91/6,917.16
  6. Step 6: Final answer
    x = 5,206.97

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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.