Home / 2,030.24-3,040.92-1,057.28

Finding the Fourth Proportional to 2,030.24, 3,040.92 and 1,057.28

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Solution

The fourth proportional to 2,030.24, 3,040.92 and 1,057.28 is: 1,583.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.24 : 3,040.92 = 1,057.28 : x
  2. Step 2: Convert to fraction form
    2,030.24/3,040.92 = 1,057.28/x
  3. Step 3: Cross multiply
    2,030.24x = 3,040.92 × 1,057.28
  4. Step 4: Simplify right side
    2,030.24x = 3,215,103.90
  5. Step 5: Solve for x
    x = 3,215,103.90/2,030.24
  6. Step 6: Final answer
    x = 1,583.61

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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.