Home / 4,242.36-6,352.66-2,777.24

Finding the Fourth Proportional to 4,242.36, 6,352.66 and 2,777.24

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Solution

The fourth proportional to 4,242.36, 6,352.66 and 2,777.24 is: 4,158.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.36 : 6,352.66 = 2,777.24 : x
  2. Step 2: Convert to fraction form
    4,242.36/6,352.66 = 2,777.24/x
  3. Step 3: Cross multiply
    4,242.36x = 6,352.66 × 2,777.24
  4. Step 4: Simplify right side
    4,242.36x = 17,642,861.46
  5. Step 5: Solve for x
    x = 17,642,861.46/4,242.36
  6. Step 6: Final answer
    x = 4,158.74

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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.