Home / 10,158.77-15,236.28-4,610.78

Finding the Fourth Proportional to 10,158.77, 15,236.28 and 4,610.78

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Solution

The fourth proportional to 10,158.77, 15,236.28 and 4,610.78 is: 6,915.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158.77 : 15,236.28 = 4,610.78 : x
  2. Step 2: Convert to fraction form
    10,158.77/15,236.28 = 4,610.78/x
  3. Step 3: Cross multiply
    10,158.77x = 15,236.28 × 4,610.78
  4. Step 4: Simplify right side
    10,158.77x = 70,251,135.10
  5. Step 5: Solve for x
    x = 70,251,135.10/10,158.77
  6. Step 6: Final answer
    x = 6,915.32

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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.