Home / 7,001.10-10,500.60-2,617.52

Finding the Fourth Proportional to 7,001.10, 10,500.60 and 2,617.52

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Solution

The fourth proportional to 7,001.10, 10,500.60 and 2,617.52 is: 3,925.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.10 : 10,500.60 = 2,617.52 : x
  2. Step 2: Convert to fraction form
    7,001.10/10,500.60 = 2,617.52/x
  3. Step 3: Cross multiply
    7,001.10x = 10,500.60 × 2,617.52
  4. Step 4: Simplify right side
    7,001.10x = 27,485,487.82
  5. Step 5: Solve for x
    x = 27,485,487.82/7,001.10
  6. Step 6: Final answer
    x = 3,925.88

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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.