Home / 5,518.53-8,271.42-2,397.95

Finding the Fourth Proportional to 5,518.53, 8,271.42 and 2,397.95

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Solution

The fourth proportional to 5,518.53, 8,271.42 and 2,397.95 is: 3,594.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.53 : 8,271.42 = 2,397.95 : x
  2. Step 2: Convert to fraction form
    5,518.53/8,271.42 = 2,397.95/x
  3. Step 3: Cross multiply
    5,518.53x = 8,271.42 × 2,397.95
  4. Step 4: Simplify right side
    5,518.53x = 19,834,478.78
  5. Step 5: Solve for x
    x = 19,834,478.78/5,518.53
  6. Step 6: Final answer
    x = 3,594.16

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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.