Home / 7,493.12-10,340.20-4,348.64

Finding the Fourth Proportional to 7,493.12, 10,340.20 and 4,348.64

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Solution

The fourth proportional to 7,493.12, 10,340.20 and 4,348.64 is: 6,000.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.12 : 10,340.20 = 4,348.64 : x
  2. Step 2: Convert to fraction form
    7,493.12/10,340.20 = 4,348.64/x
  3. Step 3: Cross multiply
    7,493.12x = 10,340.20 × 4,348.64
  4. Step 4: Simplify right side
    7,493.12x = 44,965,807.33
  5. Step 5: Solve for x
    x = 44,965,807.33/7,493.12
  6. Step 6: Final answer
    x = 6,000.95

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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.