Home / 7,632.90-10,531.62-4,489.29

Finding the Fourth Proportional to 7,632.90, 10,531.62 and 4,489.29

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Solution

The fourth proportional to 7,632.90, 10,531.62 and 4,489.29 is: 6,194.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,632.90 : 10,531.62 = 4,489.29 : x
  2. Step 2: Convert to fraction form
    7,632.90/10,531.62 = 4,489.29/x
  3. Step 3: Cross multiply
    7,632.90x = 10,531.62 × 4,489.29
  4. Step 4: Simplify right side
    7,632.90x = 47,279,496.35
  5. Step 5: Solve for x
    x = 47,279,496.35/7,632.90
  6. Step 6: Final answer
    x = 6,194.17

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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.