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Finding the Fourth Proportional to 7,574.97, 11,363.54 and 2,381.25

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Solution

The fourth proportional to 7,574.97, 11,363.54 and 2,381.25 is: 3,572.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574.97 : 11,363.54 = 2,381.25 : x
  2. Step 2: Convert to fraction form
    7,574.97/11,363.54 = 2,381.25/x
  3. Step 3: Cross multiply
    7,574.97x = 11,363.54 × 2,381.25
  4. Step 4: Simplify right side
    7,574.97x = 27,059,429.63
  5. Step 5: Solve for x
    x = 27,059,429.63/7,574.97
  6. Step 6: Final answer
    x = 3,572.22

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1.5x scale

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.