Home / 7,672.23-10,587.86-4,269.28

Finding the Fourth Proportional to 7,672.23, 10,587.86 and 4,269.28

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Solution

The fourth proportional to 7,672.23, 10,587.86 and 4,269.28 is: 5,891.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672.23 : 10,587.86 = 4,269.28 : x
  2. Step 2: Convert to fraction form
    7,672.23/10,587.86 = 4,269.28/x
  3. Step 3: Cross multiply
    7,672.23x = 10,587.86 × 4,269.28
  4. Step 4: Simplify right side
    7,672.23x = 45,202,538.94
  5. Step 5: Solve for x
    x = 45,202,538.94/7,672.23
  6. Step 6: Final answer
    x = 5,891.71

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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.