Home / 10,269.18-15,402.00-2,871.91

Finding the Fourth Proportional to 10,269.18, 15,402.00 and 2,871.91

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Solution

The fourth proportional to 10,269.18, 15,402.00 and 2,871.91 is: 4,307.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269.18 : 15,402.00 = 2,871.91 : x
  2. Step 2: Convert to fraction form
    10,269.18/15,402.00 = 2,871.91/x
  3. Step 3: Cross multiply
    10,269.18x = 15,402.00 × 2,871.91
  4. Step 4: Simplify right side
    10,269.18x = 44,233,085.05
  5. Step 5: Solve for x
    x = 44,233,085.05/10,269.18
  6. Step 6: Final answer
    x = 4,307.36

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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.