Home / 5,020.09-6,927.64-2,781.95

Finding the Fourth Proportional to 5,020.09, 6,927.64 and 2,781.95

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Solution

The fourth proportional to 5,020.09, 6,927.64 and 2,781.95 is: 3,839.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.09 : 6,927.64 = 2,781.95 : x
  2. Step 2: Convert to fraction form
    5,020.09/6,927.64 = 2,781.95/x
  3. Step 3: Cross multiply
    5,020.09x = 6,927.64 × 2,781.95
  4. Step 4: Simplify right side
    5,020.09x = 19,272,348.10
  5. Step 5: Solve for x
    x = 19,272,348.10/5,020.09
  6. Step 6: Final answer
    x = 3,839.04

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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.