Home / 5,689.59-8,534.41-2,765.39

Finding the Fourth Proportional to 5,689.59, 8,534.41 and 2,765.39

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Solution

The fourth proportional to 5,689.59, 8,534.41 and 2,765.39 is: 4,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.59 : 8,534.41 = 2,765.39 : x
  2. Step 2: Convert to fraction form
    5,689.59/8,534.41 = 2,765.39/x
  3. Step 3: Cross multiply
    5,689.59x = 8,534.41 × 2,765.39
  4. Step 4: Simplify right side
    5,689.59x = 23,600,986.05
  5. Step 5: Solve for x
    x = 23,600,986.05/5,689.59
  6. Step 6: Final answer
    x = 4,148.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.