Home / 5,077.23-7,006.61-2,839.32

Finding the Fourth Proportional to 5,077.23, 7,006.61 and 2,839.32

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Solution

The fourth proportional to 5,077.23, 7,006.61 and 2,839.32 is: 3,918.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.23 : 7,006.61 = 2,839.32 : x
  2. Step 2: Convert to fraction form
    5,077.23/7,006.61 = 2,839.32/x
  3. Step 3: Cross multiply
    5,077.23x = 7,006.61 × 2,839.32
  4. Step 4: Simplify right side
    5,077.23x = 19,894,007.91
  5. Step 5: Solve for x
    x = 19,894,007.91/5,077.23
  6. Step 6: Final answer
    x = 3,918.28

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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.