Home / 5,758.06-7,945.95-3,240.31

Finding the Fourth Proportional to 5,758.06, 7,945.95 and 3,240.31

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Solution

The fourth proportional to 5,758.06, 7,945.95 and 3,240.31 is: 4,471.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758.06 : 7,945.95 = 3,240.31 : x
  2. Step 2: Convert to fraction form
    5,758.06/7,945.95 = 3,240.31/x
  3. Step 3: Cross multiply
    5,758.06x = 7,945.95 × 3,240.31
  4. Step 4: Simplify right side
    5,758.06x = 25,747,341.24
  5. Step 5: Solve for x
    x = 25,747,341.24/5,758.06
  6. Step 6: Final answer
    x = 4,471.53

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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.