Home / 6,949.26-9,590.04-4,116.78

Finding the Fourth Proportional to 6,949.26, 9,590.04 and 4,116.78

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Solution

The fourth proportional to 6,949.26, 9,590.04 and 4,116.78 is: 5,681.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,949.26 : 9,590.04 = 4,116.78 : x
  2. Step 2: Convert to fraction form
    6,949.26/9,590.04 = 4,116.78/x
  3. Step 3: Cross multiply
    6,949.26x = 9,590.04 × 4,116.78
  4. Step 4: Simplify right side
    6,949.26x = 39,480,084.87
  5. Step 5: Solve for x
    x = 39,480,084.87/6,949.26
  6. Step 6: Final answer
    x = 5,681.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.