Home / 10,612.32-15,895.75-5,598.86

Finding the Fourth Proportional to 10,612.32, 15,895.75 and 5,598.86

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Solution

The fourth proportional to 10,612.32, 15,895.75 and 5,598.86 is: 8,386.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,612.32 : 15,895.75 = 5,598.86 : x
  2. Step 2: Convert to fraction form
    10,612.32/15,895.75 = 5,598.86/x
  3. Step 3: Cross multiply
    10,612.32x = 15,895.75 × 5,598.86
  4. Step 4: Simplify right side
    10,612.32x = 88,998,078.85
  5. Step 5: Solve for x
    x = 88,998,078.85/10,612.32
  6. Step 6: Final answer
    x = 8,386.30

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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.