Home / 10,126.32-15,197.24-6,615.37

Finding the Fourth Proportional to 10,126.32, 15,197.24 and 6,615.37

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Solution

The fourth proportional to 10,126.32, 15,197.24 and 6,615.37 is: 9,928.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.32 : 15,197.24 = 6,615.37 : x
  2. Step 2: Convert to fraction form
    10,126.32/15,197.24 = 6,615.37/x
  3. Step 3: Cross multiply
    10,126.32x = 15,197.24 × 6,615.37
  4. Step 4: Simplify right side
    10,126.32x = 100,535,365.58
  5. Step 5: Solve for x
    x = 100,535,365.58/10,126.32
  6. Step 6: Final answer
    x = 9,928.12

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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.