Home / 10,105.32-15,160.02-4,261.92

Finding the Fourth Proportional to 10,105.32, 15,160.02 and 4,261.92

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Solution

The fourth proportional to 10,105.32, 15,160.02 and 4,261.92 is: 6,393.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,105.32 : 15,160.02 = 4,261.92 : x
  2. Step 2: Convert to fraction form
    10,105.32/15,160.02 = 4,261.92/x
  3. Step 3: Cross multiply
    10,105.32x = 15,160.02 × 4,261.92
  4. Step 4: Simplify right side
    10,105.32x = 64,610,792.44
  5. Step 5: Solve for x
    x = 64,610,792.44/10,105.32
  6. Step 6: Final answer
    x = 6,393.74

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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.