Home / 8,840.43-12,200.38-5,254.44

Finding the Fourth Proportional to 8,840.43, 12,200.38 and 5,254.44

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Solution

The fourth proportional to 8,840.43, 12,200.38 and 5,254.44 is: 7,251.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.43 : 12,200.38 = 5,254.44 : x
  2. Step 2: Convert to fraction form
    8,840.43/12,200.38 = 5,254.44/x
  3. Step 3: Cross multiply
    8,840.43x = 12,200.38 × 5,254.44
  4. Step 4: Simplify right side
    8,840.43x = 64,106,168.48
  5. Step 5: Solve for x
    x = 64,106,168.48/8,840.43
  6. Step 6: Final answer
    x = 7,251.47

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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.