Home / 10,110.88-15,165.28-3,184.16

Finding the Fourth Proportional to 10,110.88, 15,165.28 and 3,184.16

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Solution

The fourth proportional to 10,110.88, 15,165.28 and 3,184.16 is: 4,775.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.88 : 15,165.28 = 3,184.16 : x
  2. Step 2: Convert to fraction form
    10,110.88/15,165.28 = 3,184.16/x
  3. Step 3: Cross multiply
    10,110.88x = 15,165.28 × 3,184.16
  4. Step 4: Simplify right side
    10,110.88x = 48,288,677.96
  5. Step 5: Solve for x
    x = 48,288,677.96/10,110.88
  6. Step 6: Final answer
    x = 4,775.91

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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.