Home / 3,748.64-5,621.52-2,362.88

Finding the Fourth Proportional to 3,748.64, 5,621.52 and 2,362.88

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Solution

The fourth proportional to 3,748.64, 5,621.52 and 2,362.88 is: 3,543.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.64 : 5,621.52 = 2,362.88 : x
  2. Step 2: Convert to fraction form
    3,748.64/5,621.52 = 2,362.88/x
  3. Step 3: Cross multiply
    3,748.64x = 5,621.52 × 2,362.88
  4. Step 4: Simplify right side
    3,748.64x = 13,282,977.18
  5. Step 5: Solve for x
    x = 13,282,977.18/3,748.64
  6. Step 6: Final answer
    x = 3,543.41

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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.