Home / 6,525.60-9,001.22-3,871.13

Finding the Fourth Proportional to 6,525.60, 9,001.22 and 3,871.13

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Solution

The fourth proportional to 6,525.60, 9,001.22 and 3,871.13 is: 5,339.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,525.60 : 9,001.22 = 3,871.13 : x
  2. Step 2: Convert to fraction form
    6,525.60/9,001.22 = 3,871.13/x
  3. Step 3: Cross multiply
    6,525.60x = 9,001.22 × 3,871.13
  4. Step 4: Simplify right side
    6,525.60x = 34,844,857.45
  5. Step 5: Solve for x
    x = 34,844,857.45/6,525.60
  6. Step 6: Final answer
    x = 5,339.72

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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.