Home / 9,428.93-14,143.38-2,408.95

Finding the Fourth Proportional to 9,428.93, 14,143.38 and 2,408.95

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Solution

The fourth proportional to 9,428.93, 14,143.38 and 2,408.95 is: 3,613.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.93 : 14,143.38 = 2,408.95 : x
  2. Step 2: Convert to fraction form
    9,428.93/14,143.38 = 2,408.95/x
  3. Step 3: Cross multiply
    9,428.93x = 14,143.38 × 2,408.95
  4. Step 4: Simplify right side
    9,428.93x = 34,070,721.96
  5. Step 5: Solve for x
    x = 34,070,721.96/9,428.93
  6. Step 6: Final answer
    x = 3,613.43

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Similar ratio
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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.