Home / 10,272.11-15,407.01-2,877.17

Finding the Fourth Proportional to 10,272.11, 15,407.01 and 2,877.17

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Solution

The fourth proportional to 10,272.11, 15,407.01 and 2,877.17 is: 4,315.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.11 : 15,407.01 = 2,877.17 : x
  2. Step 2: Convert to fraction form
    10,272.11/15,407.01 = 2,877.17/x
  3. Step 3: Cross multiply
    10,272.11x = 15,407.01 × 2,877.17
  4. Step 4: Simplify right side
    10,272.11x = 44,328,509.93
  5. Step 5: Solve for x
    x = 44,328,509.93/10,272.11
  6. Step 6: Final answer
    x = 4,315.43

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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.