Home / 5,038.08-6,952.56-2,799.90

Finding the Fourth Proportional to 5,038.08, 6,952.56 and 2,799.90

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Solution

The fourth proportional to 5,038.08, 6,952.56 and 2,799.90 is: 3,863.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.08 : 6,952.56 = 2,799.90 : x
  2. Step 2: Convert to fraction form
    5,038.08/6,952.56 = 2,799.90/x
  3. Step 3: Cross multiply
    5,038.08x = 6,952.56 × 2,799.90
  4. Step 4: Simplify right side
    5,038.08x = 19,466,472.74
  5. Step 5: Solve for x
    x = 19,466,472.74/5,038.08
  6. Step 6: Final answer
    x = 3,863.87

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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.