Home / 5,020.28-6,927.73-2,782.13

Finding the Fourth Proportional to 5,020.28, 6,927.73 and 2,782.13

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Solution

The fourth proportional to 5,020.28, 6,927.73 and 2,782.13 is: 3,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.28 : 6,927.73 = 2,782.13 : x
  2. Step 2: Convert to fraction form
    5,020.28/6,927.73 = 2,782.13/x
  3. Step 3: Cross multiply
    5,020.28x = 6,927.73 × 2,782.13
  4. Step 4: Simplify right side
    5,020.28x = 19,273,842.84
  5. Step 5: Solve for x
    x = 19,273,842.84/5,020.28
  6. Step 6: Final answer
    x = 3,839.20

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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.