Home / 2,539.46-3,809.29-1,152.76

Finding the Fourth Proportional to 2,539.46, 3,809.29 and 1,152.76

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Solution

The fourth proportional to 2,539.46, 3,809.29 and 1,152.76 is: 1,729.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.46 : 3,809.29 = 1,152.76 : x
  2. Step 2: Convert to fraction form
    2,539.46/3,809.29 = 1,152.76/x
  3. Step 3: Cross multiply
    2,539.46x = 3,809.29 × 1,152.76
  4. Step 4: Simplify right side
    2,539.46x = 4,391,184.74
  5. Step 5: Solve for x
    x = 4,391,184.74/2,539.46
  6. Step 6: Final answer
    x = 1,729.18

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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.