Home / 5,290.62-7,300.28-2,932.75

Finding the Fourth Proportional to 5,290.62, 7,300.28 and 2,932.75

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Solution

The fourth proportional to 5,290.62, 7,300.28 and 2,932.75 is: 4,046.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.62 : 7,300.28 = 2,932.75 : x
  2. Step 2: Convert to fraction form
    5,290.62/7,300.28 = 2,932.75/x
  3. Step 3: Cross multiply
    5,290.62x = 7,300.28 × 2,932.75
  4. Step 4: Simplify right side
    5,290.62x = 21,409,896.17
  5. Step 5: Solve for x
    x = 21,409,896.17/5,290.62
  6. Step 6: Final answer
    x = 4,046.77

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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.