Home / 5,098.12-7,034.99-2,859.68

Finding the Fourth Proportional to 5,098.12, 7,034.99 and 2,859.68

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Solution

The fourth proportional to 5,098.12, 7,034.99 and 2,859.68 is: 3,946.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.12 : 7,034.99 = 2,859.68 : x
  2. Step 2: Convert to fraction form
    5,098.12/7,034.99 = 2,859.68/x
  3. Step 3: Cross multiply
    5,098.12x = 7,034.99 × 2,859.68
  4. Step 4: Simplify right side
    5,098.12x = 20,117,805.90
  5. Step 5: Solve for x
    x = 20,117,805.90/5,098.12
  6. Step 6: Final answer
    x = 3,946.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.