Home / 3,148.85-4,723.86-1,068.29

Finding the Fourth Proportional to 3,148.85, 4,723.86 and 1,068.29

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Solution

The fourth proportional to 3,148.85, 4,723.86 and 1,068.29 is: 1,602.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.85 : 4,723.86 = 1,068.29 : x
  2. Step 2: Convert to fraction form
    3,148.85/4,723.86 = 1,068.29/x
  3. Step 3: Cross multiply
    3,148.85x = 4,723.86 × 1,068.29
  4. Step 4: Simplify right side
    3,148.85x = 5,046,428.78
  5. Step 5: Solve for x
    x = 5,046,428.78/3,148.85
  6. Step 6: Final answer
    x = 1,602.63

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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.