Home / 4,359.12-6,013.60-2,680.39

Finding the Fourth Proportional to 4,359.12, 6,013.60 and 2,680.39

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Solution

The fourth proportional to 4,359.12, 6,013.60 and 2,680.39 is: 3,697.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,359.12 : 6,013.60 = 2,680.39 : x
  2. Step 2: Convert to fraction form
    4,359.12/6,013.60 = 2,680.39/x
  3. Step 3: Cross multiply
    4,359.12x = 6,013.60 × 2,680.39
  4. Step 4: Simplify right side
    4,359.12x = 16,118,793.30
  5. Step 5: Solve for x
    x = 16,118,793.30/4,359.12
  6. Step 6: Final answer
    x = 3,697.72

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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.