Home / 4,154.29-6,232.61-1,690.88

Finding the Fourth Proportional to 4,154.29, 6,232.61 and 1,690.88

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Solution

The fourth proportional to 4,154.29, 6,232.61 and 1,690.88 is: 2,536.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.29 : 6,232.61 = 1,690.88 : x
  2. Step 2: Convert to fraction form
    4,154.29/6,232.61 = 1,690.88/x
  3. Step 3: Cross multiply
    4,154.29x = 6,232.61 × 1,690.88
  4. Step 4: Simplify right side
    4,154.29x = 10,538,595.20
  5. Step 5: Solve for x
    x = 10,538,595.20/4,154.29
  6. Step 6: Final answer
    x = 2,536.80

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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.