Home / 9,327.01-13,989.13-3,402.51

Finding the Fourth Proportional to 9,327.01, 13,989.13 and 3,402.51

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Solution

The fourth proportional to 9,327.01, 13,989.13 and 3,402.51 is: 5,103.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.01 : 13,989.13 = 3,402.51 : x
  2. Step 2: Convert to fraction form
    9,327.01/13,989.13 = 3,402.51/x
  3. Step 3: Cross multiply
    9,327.01x = 13,989.13 × 3,402.51
  4. Step 4: Simplify right side
    9,327.01x = 47,598,084.77
  5. Step 5: Solve for x
    x = 47,598,084.77/9,327.01
  6. Step 6: Final answer
    x = 5,103.25

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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.