Home / 7,543.79-11,264.88-6,159.83

Finding the Fourth Proportional to 7,543.79, 11,264.88 and 6,159.83

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Solution

The fourth proportional to 7,543.79, 11,264.88 and 6,159.83 is: 9,198.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,543.79 : 11,264.88 = 6,159.83 : x
  2. Step 2: Convert to fraction form
    7,543.79/11,264.88 = 6,159.83/x
  3. Step 3: Cross multiply
    7,543.79x = 11,264.88 × 6,159.83
  4. Step 4: Simplify right side
    7,543.79x = 69,389,773.93
  5. Step 5: Solve for x
    x = 69,389,773.93/7,543.79
  6. Step 6: Final answer
    x = 9,198.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.