Home / 8,360.13-11,536.98-4,531.78

Finding the Fourth Proportional to 8,360.13, 11,536.98 and 4,531.78

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Solution

The fourth proportional to 8,360.13, 11,536.98 and 4,531.78 is: 6,253.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.13 : 11,536.98 = 4,531.78 : x
  2. Step 2: Convert to fraction form
    8,360.13/11,536.98 = 4,531.78/x
  3. Step 3: Cross multiply
    8,360.13x = 11,536.98 × 4,531.78
  4. Step 4: Simplify right side
    8,360.13x = 52,283,055.22
  5. Step 5: Solve for x
    x = 52,283,055.22/8,360.13
  6. Step 6: Final answer
    x = 6,253.86

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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.