Home / 3,148.07-4,722.03-1,068.05

Finding the Fourth Proportional to 3,148.07, 4,722.03 and 1,068.05

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Solution

The fourth proportional to 3,148.07, 4,722.03 and 1,068.05 is: 1,602.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.07 : 4,722.03 = 1,068.05 : x
  2. Step 2: Convert to fraction form
    3,148.07/4,722.03 = 1,068.05/x
  3. Step 3: Cross multiply
    3,148.07x = 4,722.03 × 1,068.05
  4. Step 4: Simplify right side
    3,148.07x = 5,043,375.95
  5. Step 5: Solve for x
    x = 5,043,375.95/3,148.07
  6. Step 6: Final answer
    x = 1,602.06

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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.