Home / 9,177.28-13,765.36-6,395.84

Finding the Fourth Proportional to 9,177.28, 13,765.36 and 6,395.84

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Solution

The fourth proportional to 9,177.28, 13,765.36 and 6,395.84 is: 9,593.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,177.28 : 13,765.36 = 6,395.84 : x
  2. Step 2: Convert to fraction form
    9,177.28/13,765.36 = 6,395.84/x
  3. Step 3: Cross multiply
    9,177.28x = 13,765.36 × 6,395.84
  4. Step 4: Simplify right side
    9,177.28x = 88,041,040.10
  5. Step 5: Solve for x
    x = 88,041,040.10/9,177.28
  6. Step 6: Final answer
    x = 9,593.37

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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.