Home / 2,685.24-4,027.40-737.02

Finding the Fourth Proportional to 2,685.24, 4,027.40 and 737.02

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Solution

The fourth proportional to 2,685.24, 4,027.40 and 737.02 is: 1,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685.24 : 4,027.40 = 737.02 : x
  2. Step 2: Convert to fraction form
    2,685.24/4,027.40 = 737.02/x
  3. Step 3: Cross multiply
    2,685.24x = 4,027.40 × 737.02
  4. Step 4: Simplify right side
    2,685.24x = 2,968,274.35
  5. Step 5: Solve for x
    x = 2,968,274.35/2,685.24
  6. Step 6: Final answer
    x = 1,105.40

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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.