Home / 3,154.60-4,353.27-1,757.32

Finding the Fourth Proportional to 3,154.60, 4,353.27 and 1,757.32

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Solution

The fourth proportional to 3,154.60, 4,353.27 and 1,757.32 is: 2,425.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.60 : 4,353.27 = 1,757.32 : x
  2. Step 2: Convert to fraction form
    3,154.60/4,353.27 = 1,757.32/x
  3. Step 3: Cross multiply
    3,154.60x = 4,353.27 × 1,757.32
  4. Step 4: Simplify right side
    3,154.60x = 7,650,088.44
  5. Step 5: Solve for x
    x = 7,650,088.44/3,154.60
  6. Step 6: Final answer
    x = 2,425.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.