Home / 7,381.28-11,073.04-2,637.07

Finding the Fourth Proportional to 7,381.28, 11,073.04 and 2,637.07

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Solution

The fourth proportional to 7,381.28, 11,073.04 and 2,637.07 is: 3,956.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.28 : 11,073.04 = 2,637.07 : x
  2. Step 2: Convert to fraction form
    7,381.28/11,073.04 = 2,637.07/x
  3. Step 3: Cross multiply
    7,381.28x = 11,073.04 × 2,637.07
  4. Step 4: Simplify right side
    7,381.28x = 29,200,381.59
  5. Step 5: Solve for x
    x = 29,200,381.59/7,381.28
  6. Step 6: Final answer
    x = 3,956.01

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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.