Home / 5,049.43-7,574.15-1,539.45

Finding the Fourth Proportional to 5,049.43, 7,574.15 and 1,539.45

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Solution

The fourth proportional to 5,049.43, 7,574.15 and 1,539.45 is: 2,309.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.43 : 7,574.15 = 1,539.45 : x
  2. Step 2: Convert to fraction form
    5,049.43/7,574.15 = 1,539.45/x
  3. Step 3: Cross multiply
    5,049.43x = 7,574.15 × 1,539.45
  4. Step 4: Simplify right side
    5,049.43x = 11,660,029.07
  5. Step 5: Solve for x
    x = 11,660,029.07/5,049.43
  6. Step 6: Final answer
    x = 2,309.18

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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.