Home / 4,775.15-7,159.14-1,654.06

Finding the Fourth Proportional to 4,775.15, 7,159.14 and 1,654.06

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Solution

The fourth proportional to 4,775.15, 7,159.14 and 1,654.06 is: 2,479.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.15 : 7,159.14 = 1,654.06 : x
  2. Step 2: Convert to fraction form
    4,775.15/7,159.14 = 1,654.06/x
  3. Step 3: Cross multiply
    4,775.15x = 7,159.14 × 1,654.06
  4. Step 4: Simplify right side
    4,775.15x = 11,841,647.11
  5. Step 5: Solve for x
    x = 11,841,647.11/4,775.15
  6. Step 6: Final answer
    x = 2,479.85

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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.