Home / 4,824.60-7,240.10-2,744.60

Finding the Fourth Proportional to 4,824.60, 7,240.10 and 2,744.60

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Solution

The fourth proportional to 4,824.60, 7,240.10 and 2,744.60 is: 4,118.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,824.60 : 7,240.10 = 2,744.60 : x
  2. Step 2: Convert to fraction form
    4,824.60/7,240.10 = 2,744.60/x
  3. Step 3: Cross multiply
    4,824.60x = 7,240.10 × 2,744.60
  4. Step 4: Simplify right side
    4,824.60x = 19,871,178.46
  5. Step 5: Solve for x
    x = 19,871,178.46/4,824.60
  6. Step 6: Final answer
    x = 4,118.72

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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.