Home / 10,422.34-15,635.96-3,026.95

Finding the Fourth Proportional to 10,422.34, 15,635.96 and 3,026.95

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Solution

The fourth proportional to 10,422.34, 15,635.96 and 3,026.95 is: 4,541.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422.34 : 15,635.96 = 3,026.95 : x
  2. Step 2: Convert to fraction form
    10,422.34/15,635.96 = 3,026.95/x
  3. Step 3: Cross multiply
    10,422.34x = 15,635.96 × 3,026.95
  4. Step 4: Simplify right side
    10,422.34x = 47,329,269.12
  5. Step 5: Solve for x
    x = 47,329,269.12/10,422.34
  6. Step 6: Final answer
    x = 4,541.14

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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.