Home / 6,952.42-10,428.36-2,569.78

Finding the Fourth Proportional to 6,952.42, 10,428.36 and 2,569.78

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Solution

The fourth proportional to 6,952.42, 10,428.36 and 2,569.78 is: 3,854.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,952.42 : 10,428.36 = 2,569.78 : x
  2. Step 2: Convert to fraction form
    6,952.42/10,428.36 = 2,569.78/x
  3. Step 3: Cross multiply
    6,952.42x = 10,428.36 × 2,569.78
  4. Step 4: Simplify right side
    6,952.42x = 26,798,590.96
  5. Step 5: Solve for x
    x = 26,798,590.96/6,952.42
  6. Step 6: Final answer
    x = 3,854.57

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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.