Home / 3,754.40-5,631.60-3,025.40

Finding the Fourth Proportional to 3,754.40, 5,631.60 and 3,025.40

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Solution

The fourth proportional to 3,754.40, 5,631.60 and 3,025.40 is: 4,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754.40 : 5,631.60 = 3,025.40 : x
  2. Step 2: Convert to fraction form
    3,754.40/5,631.60 = 3,025.40/x
  3. Step 3: Cross multiply
    3,754.40x = 5,631.60 × 3,025.40
  4. Step 4: Simplify right side
    3,754.40x = 17,037,842.64
  5. Step 5: Solve for x
    x = 17,037,842.64/3,754.40
  6. Step 6: Final answer
    x = 4,538.10

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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.