Home / 10,431.27-14,394.96-6,451.34

Finding the Fourth Proportional to 10,431.27, 14,394.96 and 6,451.34

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Solution

The fourth proportional to 10,431.27, 14,394.96 and 6,451.34 is: 8,902.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431.27 : 14,394.96 = 6,451.34 : x
  2. Step 2: Convert to fraction form
    10,431.27/14,394.96 = 6,451.34/x
  3. Step 3: Cross multiply
    10,431.27x = 14,394.96 × 6,451.34
  4. Step 4: Simplify right side
    10,431.27x = 92,866,709.27
  5. Step 5: Solve for x
    x = 92,866,709.27/10,431.27
  6. Step 6: Final answer
    x = 8,902.72

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.