Home / 9,419.13-14,119.52-4,487.45

Finding the Fourth Proportional to 9,419.13, 14,119.52 and 4,487.45

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Solution

The fourth proportional to 9,419.13, 14,119.52 and 4,487.45 is: 6,726.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,419.13 : 14,119.52 = 4,487.45 : x
  2. Step 2: Convert to fraction form
    9,419.13/14,119.52 = 4,487.45/x
  3. Step 3: Cross multiply
    9,419.13x = 14,119.52 × 4,487.45
  4. Step 4: Simplify right side
    9,419.13x = 63,360,546.99
  5. Step 5: Solve for x
    x = 63,360,546.99/9,419.13
  6. Step 6: Final answer
    x = 6,726.79

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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.