Home / 5,531.06-8,327.75-4,877.13

Finding the Fourth Proportional to 5,531.06, 8,327.75 and 4,877.13

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Solution

The fourth proportional to 5,531.06, 8,327.75 and 4,877.13 is: 7,343.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.06 : 8,327.75 = 4,877.13 : x
  2. Step 2: Convert to fraction form
    5,531.06/8,327.75 = 4,877.13/x
  3. Step 3: Cross multiply
    5,531.06x = 8,327.75 × 4,877.13
  4. Step 4: Simplify right side
    5,531.06x = 40,615,494.97
  5. Step 5: Solve for x
    x = 40,615,494.97/5,531.06
  6. Step 6: Final answer
    x = 7,343.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.