Home / 9,513.28-14,269.97-2,587.78

Finding the Fourth Proportional to 9,513.28, 14,269.97 and 2,587.78

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Solution

The fourth proportional to 9,513.28, 14,269.97 and 2,587.78 is: 3,881.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513.28 : 14,269.97 = 2,587.78 : x
  2. Step 2: Convert to fraction form
    9,513.28/14,269.97 = 2,587.78/x
  3. Step 3: Cross multiply
    9,513.28x = 14,269.97 × 2,587.78
  4. Step 4: Simplify right side
    9,513.28x = 36,927,567.27
  5. Step 5: Solve for x
    x = 36,927,567.27/9,513.28
  6. Step 6: Final answer
    x = 3,881.69

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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.