Home / 5,020.13-6,927.91-2,782.04

Finding the Fourth Proportional to 5,020.13, 6,927.91 and 2,782.04

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Solution

The fourth proportional to 5,020.13, 6,927.91 and 2,782.04 is: 3,839.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.13 : 6,927.91 = 2,782.04 : x
  2. Step 2: Convert to fraction form
    5,020.13/6,927.91 = 2,782.04/x
  3. Step 3: Cross multiply
    5,020.13x = 6,927.91 × 2,782.04
  4. Step 4: Simplify right side
    5,020.13x = 19,273,681.14
  5. Step 5: Solve for x
    x = 19,273,681.14/5,020.13
  6. Step 6: Final answer
    x = 3,839.28

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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.