Home / 5,290.70-7,301.16-2,932.83

Finding the Fourth Proportional to 5,290.70, 7,301.16 and 2,932.83

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Solution

The fourth proportional to 5,290.70, 7,301.16 and 2,932.83 is: 4,047.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.70 : 7,301.16 = 2,932.83 : x
  2. Step 2: Convert to fraction form
    5,290.70/7,301.16 = 2,932.83/x
  3. Step 3: Cross multiply
    5,290.70x = 7,301.16 × 2,932.83
  4. Step 4: Simplify right side
    5,290.70x = 21,413,061.08
  5. Step 5: Solve for x
    x = 21,413,061.08/5,290.70
  6. Step 6: Final answer
    x = 4,047.31

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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.