Home / 10,451.32-15,683.28-9,794.68

Finding the Fourth Proportional to 10,451.32, 15,683.28 and 9,794.68

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Solution

The fourth proportional to 10,451.32, 15,683.28 and 9,794.68 is: 14,697.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,451.32 : 15,683.28 = 9,794.68 : x
  2. Step 2: Convert to fraction form
    10,451.32/15,683.28 = 9,794.68/x
  3. Step 3: Cross multiply
    10,451.32x = 15,683.28 × 9,794.68
  4. Step 4: Simplify right side
    10,451.32x = 153,612,708.95
  5. Step 5: Solve for x
    x = 153,612,708.95/10,451.32
  6. Step 6: Final answer
    x = 14,697.92

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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.