Home / 8,445.52-11,652.84-5,087.44

Finding the Fourth Proportional to 8,445.52, 11,652.84 and 5,087.44

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Solution

The fourth proportional to 8,445.52, 11,652.84 and 5,087.44 is: 7,019.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445.52 : 11,652.84 = 5,087.44 : x
  2. Step 2: Convert to fraction form
    8,445.52/11,652.84 = 5,087.44/x
  3. Step 3: Cross multiply
    8,445.52x = 11,652.84 × 5,087.44
  4. Step 4: Simplify right side
    8,445.52x = 59,283,124.33
  5. Step 5: Solve for x
    x = 59,283,124.33/8,445.52
  6. Step 6: Final answer
    x = 7,019.48

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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.