Home / 11,549.85-15,937.61-8,526.58

Finding the Fourth Proportional to 11,549.85, 15,937.61 and 8,526.58

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Solution

The fourth proportional to 11,549.85, 15,937.61 and 8,526.58 is: 11,765.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,549.85 : 15,937.61 = 8,526.58 : x
  2. Step 2: Convert to fraction form
    11,549.85/15,937.61 = 8,526.58/x
  3. Step 3: Cross multiply
    11,549.85x = 15,937.61 × 8,526.58
  4. Step 4: Simplify right side
    11,549.85x = 135,893,272.16
  5. Step 5: Solve for x
    x = 135,893,272.16/11,549.85
  6. Step 6: Final answer
    x = 11,765.80

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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.