Home / 6,507.75-9,761.67-1,577.43

Finding the Fourth Proportional to 6,507.75, 9,761.67 and 1,577.43

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Solution

The fourth proportional to 6,507.75, 9,761.67 and 1,577.43 is: 2,366.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507.75 : 9,761.67 = 1,577.43 : x
  2. Step 2: Convert to fraction form
    6,507.75/9,761.67 = 1,577.43/x
  3. Step 3: Cross multiply
    6,507.75x = 9,761.67 × 1,577.43
  4. Step 4: Simplify right side
    6,507.75x = 15,398,351.11
  5. Step 5: Solve for x
    x = 15,398,351.11/6,507.75
  6. Step 6: Final answer
    x = 2,366.16

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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.