Home / 10,513.88-14,508.56-6,534.89

Finding the Fourth Proportional to 10,513.88, 14,508.56 and 6,534.89

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Solution

The fourth proportional to 10,513.88, 14,508.56 and 6,534.89 is: 9,017.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,513.88 : 14,508.56 = 6,534.89 : x
  2. Step 2: Convert to fraction form
    10,513.88/14,508.56 = 6,534.89/x
  3. Step 3: Cross multiply
    10,513.88x = 14,508.56 × 6,534.89
  4. Step 4: Simplify right side
    10,513.88x = 94,811,843.66
  5. Step 5: Solve for x
    x = 94,811,843.66/10,513.88
  6. Step 6: Final answer
    x = 9,017.78

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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.