Home / 5,372.40-8,059.96-2,600.40

Finding the Fourth Proportional to 5,372.40, 8,059.96 and 2,600.40

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Solution

The fourth proportional to 5,372.40, 8,059.96 and 2,600.40 is: 3,901.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.40 : 8,059.96 = 2,600.40 : x
  2. Step 2: Convert to fraction form
    5,372.40/8,059.96 = 2,600.40/x
  3. Step 3: Cross multiply
    5,372.40x = 8,059.96 × 2,600.40
  4. Step 4: Simplify right side
    5,372.40x = 20,959,119.98
  5. Step 5: Solve for x
    x = 20,959,119.98/5,372.40
  6. Step 6: Final answer
    x = 3,901.26

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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.