Home / 5,518.12-8,277.00-2,398.13

Finding the Fourth Proportional to 5,518.12, 8,277.00 and 2,398.13

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Solution

The fourth proportional to 5,518.12, 8,277.00 and 2,398.13 is: 3,597.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.12 : 8,277.00 = 2,398.13 : x
  2. Step 2: Convert to fraction form
    5,518.12/8,277.00 = 2,398.13/x
  3. Step 3: Cross multiply
    5,518.12x = 8,277.00 × 2,398.13
  4. Step 4: Simplify right side
    5,518.12x = 19,849,307.47
  5. Step 5: Solve for x
    x = 19,849,307.47/5,518.12
  6. Step 6: Final answer
    x = 3,597.11

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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.