Home / 10,156.77-15,233.28-4,608.78

Finding the Fourth Proportional to 10,156.77, 15,233.28 and 4,608.78

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Solution

The fourth proportional to 10,156.77, 15,233.28 and 4,608.78 is: 6,912.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,156.77 : 15,233.28 = 4,608.78 : x
  2. Step 2: Convert to fraction form
    10,156.77/15,233.28 = 4,608.78/x
  3. Step 3: Cross multiply
    10,156.77x = 15,233.28 × 4,608.78
  4. Step 4: Simplify right side
    10,156.77x = 70,206,836.20
  5. Step 5: Solve for x
    x = 70,206,836.20/10,156.77
  6. Step 6: Final answer
    x = 6,912.32

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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.