Home / 10,161.83-15,244.16-3,142.41

Finding the Fourth Proportional to 10,161.83, 15,244.16 and 3,142.41

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Solution

The fourth proportional to 10,161.83, 15,244.16 and 3,142.41 is: 4,714.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161.83 : 15,244.16 = 3,142.41 : x
  2. Step 2: Convert to fraction form
    10,161.83/15,244.16 = 3,142.41/x
  3. Step 3: Cross multiply
    10,161.83x = 15,244.16 × 3,142.41
  4. Step 4: Simplify right side
    10,161.83x = 47,903,385.11
  5. Step 5: Solve for x
    x = 47,903,385.11/10,161.83
  6. Step 6: Final answer
    x = 4,714.05

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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.