Home / 2,539.17-3,809.10-1,152.86

Finding the Fourth Proportional to 2,539.17, 3,809.10 and 1,152.86

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Solution

The fourth proportional to 2,539.17, 3,809.10 and 1,152.86 is: 1,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.17 : 3,809.10 = 1,152.86 : x
  2. Step 2: Convert to fraction form
    2,539.17/3,809.10 = 1,152.86/x
  3. Step 3: Cross multiply
    2,539.17x = 3,809.10 × 1,152.86
  4. Step 4: Simplify right side
    2,539.17x = 4,391,339.98
  5. Step 5: Solve for x
    x = 4,391,339.98/2,539.17
  6. Step 6: Final answer
    x = 1,729.44

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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.