Home / 3,589.12-5,378.24-1,852.48

Finding the Fourth Proportional to 3,589.12, 5,378.24 and 1,852.48

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Solution

The fourth proportional to 3,589.12, 5,378.24 and 1,852.48 is: 2,775.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.12 : 5,378.24 = 1,852.48 : x
  2. Step 2: Convert to fraction form
    3,589.12/5,378.24 = 1,852.48/x
  3. Step 3: Cross multiply
    3,589.12x = 5,378.24 × 1,852.48
  4. Step 4: Simplify right side
    3,589.12x = 9,963,082.04
  5. Step 5: Solve for x
    x = 9,963,082.04/3,589.12
  6. Step 6: Final answer
    x = 2,775.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.