Home / 7,637.09-11,454.62-3,472.61

Finding the Fourth Proportional to 7,637.09, 11,454.62 and 3,472.61

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Solution

The fourth proportional to 7,637.09, 11,454.62 and 3,472.61 is: 5,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.09 : 11,454.62 = 3,472.61 : x
  2. Step 2: Convert to fraction form
    7,637.09/11,454.62 = 3,472.61/x
  3. Step 3: Cross multiply
    7,637.09x = 11,454.62 × 3,472.61
  4. Step 4: Simplify right side
    7,637.09x = 39,777,353.32
  5. Step 5: Solve for x
    x = 39,777,353.32/7,637.09
  6. Step 6: Final answer
    x = 5,208.45

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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.