Home / 6,380.60-8,803.40-4,023.52

Finding the Fourth Proportional to 6,380.60, 8,803.40 and 4,023.52

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Solution

The fourth proportional to 6,380.60, 8,803.40 and 4,023.52 is: 5,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,380.60 : 8,803.40 = 4,023.52 : x
  2. Step 2: Convert to fraction form
    6,380.60/8,803.40 = 4,023.52/x
  3. Step 3: Cross multiply
    6,380.60x = 8,803.40 × 4,023.52
  4. Step 4: Simplify right side
    6,380.60x = 35,420,655.97
  5. Step 5: Solve for x
    x = 35,420,655.97/6,380.60
  6. Step 6: Final answer
    x = 5,551.30

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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.