Home / 5,521.72-8,278.66-2,598.52

Finding the Fourth Proportional to 5,521.72, 8,278.66 and 2,598.52

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Solution

The fourth proportional to 5,521.72, 8,278.66 and 2,598.52 is: 3,895.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.72 : 8,278.66 = 2,598.52 : x
  2. Step 2: Convert to fraction form
    5,521.72/8,278.66 = 2,598.52/x
  3. Step 3: Cross multiply
    5,521.72x = 8,278.66 × 2,598.52
  4. Step 4: Simplify right side
    5,521.72x = 21,512,263.58
  5. Step 5: Solve for x
    x = 21,512,263.58/5,521.72
  6. Step 6: Final answer
    x = 3,895.94

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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.