Home / 5,045.90-7,572.02-2,676.11

Finding the Fourth Proportional to 5,045.90, 7,572.02 and 2,676.11

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Solution

The fourth proportional to 5,045.90, 7,572.02 and 2,676.11 is: 4,015.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.90 : 7,572.02 = 2,676.11 : x
  2. Step 2: Convert to fraction form
    5,045.90/7,572.02 = 2,676.11/x
  3. Step 3: Cross multiply
    5,045.90x = 7,572.02 × 2,676.11
  4. Step 4: Simplify right side
    5,045.90x = 20,263,507.20
  5. Step 5: Solve for x
    x = 20,263,507.20/5,045.90
  6. Step 6: Final answer
    x = 4,015.84

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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.