Home / 6,399.10-9,600.70-4,061.07

Finding the Fourth Proportional to 6,399.10, 9,600.70 and 4,061.07

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Solution

The fourth proportional to 6,399.10, 9,600.70 and 4,061.07 is: 6,092.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,399.10 : 9,600.70 = 4,061.07 : x
  2. Step 2: Convert to fraction form
    6,399.10/9,600.70 = 4,061.07/x
  3. Step 3: Cross multiply
    6,399.10x = 9,600.70 × 4,061.07
  4. Step 4: Simplify right side
    6,399.10x = 38,989,114.75
  5. Step 5: Solve for x
    x = 38,989,114.75/6,399.10
  6. Step 6: Final answer
    x = 6,092.91

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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.