Home / 3,148.66-4,723.51-1,068.90

Finding the Fourth Proportional to 3,148.66, 4,723.51 and 1,068.90

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Solution

The fourth proportional to 3,148.66, 4,723.51 and 1,068.90 is: 1,603.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.66 : 4,723.51 = 1,068.90 : x
  2. Step 2: Convert to fraction form
    3,148.66/4,723.51 = 1,068.90/x
  3. Step 3: Cross multiply
    3,148.66x = 4,723.51 × 1,068.90
  4. Step 4: Simplify right side
    3,148.66x = 5,048,959.84
  5. Step 5: Solve for x
    x = 5,048,959.84/3,148.66
  6. Step 6: Final answer
    x = 1,603.53

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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.