Home / 5,177.33-7,141.69-3,663.19

Finding the Fourth Proportional to 5,177.33, 7,141.69 and 3,663.19

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Solution

The fourth proportional to 5,177.33, 7,141.69 and 3,663.19 is: 5,053.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177.33 : 7,141.69 = 3,663.19 : x
  2. Step 2: Convert to fraction form
    5,177.33/7,141.69 = 3,663.19/x
  3. Step 3: Cross multiply
    5,177.33x = 7,141.69 × 3,663.19
  4. Step 4: Simplify right side
    5,177.33x = 26,161,360.29
  5. Step 5: Solve for x
    x = 26,161,360.29/5,177.33
  6. Step 6: Final answer
    x = 5,053.06

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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.