Home / 6,521.22-9,782.19-2,625.12

Finding the Fourth Proportional to 6,521.22, 9,782.19 and 2,625.12

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Solution

The fourth proportional to 6,521.22, 9,782.19 and 2,625.12 is: 3,937.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521.22 : 9,782.19 = 2,625.12 : x
  2. Step 2: Convert to fraction form
    6,521.22/9,782.19 = 2,625.12/x
  3. Step 3: Cross multiply
    6,521.22x = 9,782.19 × 2,625.12
  4. Step 4: Simplify right side
    6,521.22x = 25,679,422.61
  5. Step 5: Solve for x
    x = 25,679,422.61/6,521.22
  6. Step 6: Final answer
    x = 3,937.82

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Half scale
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Double scale
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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.