Home / 7,569.40-11,355.62-2,637.72

Finding the Fourth Proportional to 7,569.40, 11,355.62 and 2,637.72

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Solution

The fourth proportional to 7,569.40, 11,355.62 and 2,637.72 is: 3,957.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569.40 : 11,355.62 = 2,637.72 : x
  2. Step 2: Convert to fraction form
    7,569.40/11,355.62 = 2,637.72/x
  3. Step 3: Cross multiply
    7,569.40x = 11,355.62 × 2,637.72
  4. Step 4: Simplify right side
    7,569.40x = 29,952,945.99
  5. Step 5: Solve for x
    x = 29,952,945.99/7,569.40
  6. Step 6: Final answer
    x = 3,957.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.