Home / 7,687.14-10,608.38-4,543.32

Finding the Fourth Proportional to 7,687.14, 10,608.38 and 4,543.32

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Solution

The fourth proportional to 7,687.14, 10,608.38 and 4,543.32 is: 6,269.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,687.14 : 10,608.38 = 4,543.32 : x
  2. Step 2: Convert to fraction form
    7,687.14/10,608.38 = 4,543.32/x
  3. Step 3: Cross multiply
    7,687.14x = 10,608.38 × 4,543.32
  4. Step 4: Simplify right side
    7,687.14x = 48,197,265.02
  5. Step 5: Solve for x
    x = 48,197,265.02/7,687.14
  6. Step 6: Final answer
    x = 6,269.86

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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.