Home / 10,520.56-14,523.64-6,542.96

Finding the Fourth Proportional to 10,520.56, 14,523.64 and 6,542.96

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Solution

The fourth proportional to 10,520.56, 14,523.64 and 6,542.96 is: 9,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,520.56 : 14,523.64 = 6,542.96 : x
  2. Step 2: Convert to fraction form
    10,520.56/14,523.64 = 6,542.96/x
  3. Step 3: Cross multiply
    10,520.56x = 14,523.64 × 6,542.96
  4. Step 4: Simplify right side
    10,520.56x = 95,027,490.24
  5. Step 5: Solve for x
    x = 95,027,490.24/10,520.56
  6. Step 6: Final answer
    x = 9,032.55

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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.