Home / 7,418.28-10,244.17-4,770.29

Finding the Fourth Proportional to 7,418.28, 10,244.17 and 4,770.29

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Solution

The fourth proportional to 7,418.28, 10,244.17 and 4,770.29 is: 6,587.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.28 : 10,244.17 = 4,770.29 : x
  2. Step 2: Convert to fraction form
    7,418.28/10,244.17 = 4,770.29/x
  3. Step 3: Cross multiply
    7,418.28x = 10,244.17 × 4,770.29
  4. Step 4: Simplify right side
    7,418.28x = 48,867,693.28
  5. Step 5: Solve for x
    x = 48,867,693.28/7,418.28
  6. Step 6: Final answer
    x = 6,587.47

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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.