Home / 2,877.24-4,317.60-2,720.46

Finding the Fourth Proportional to 2,877.24, 4,317.60 and 2,720.46

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Solution

The fourth proportional to 2,877.24, 4,317.60 and 2,720.46 is: 4,082.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877.24 : 4,317.60 = 2,720.46 : x
  2. Step 2: Convert to fraction form
    2,877.24/4,317.60 = 2,720.46/x
  3. Step 3: Cross multiply
    2,877.24x = 4,317.60 × 2,720.46
  4. Step 4: Simplify right side
    2,877.24x = 11,745,858.10
  5. Step 5: Solve for x
    x = 11,745,858.10/2,877.24
  6. Step 6: Final answer
    x = 4,082.34

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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.