Home / 5,097.28-7,034.57-2,859.29

Finding the Fourth Proportional to 5,097.28, 7,034.57 and 2,859.29

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Solution

The fourth proportional to 5,097.28, 7,034.57 and 2,859.29 is: 3,946.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097.28 : 7,034.57 = 2,859.29 : x
  2. Step 2: Convert to fraction form
    5,097.28/7,034.57 = 2,859.29/x
  3. Step 3: Cross multiply
    5,097.28x = 7,034.57 × 2,859.29
  4. Step 4: Simplify right side
    5,097.28x = 20,113,875.66
  5. Step 5: Solve for x
    x = 20,113,875.66/5,097.28
  6. Step 6: Final answer
    x = 3,946.00

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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.