Home / 2,948.04-4,419.66-1,631.75

Finding the Fourth Proportional to 2,948.04, 4,419.66 and 1,631.75

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Solution

The fourth proportional to 2,948.04, 4,419.66 and 1,631.75 is: 2,446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.04 : 4,419.66 = 1,631.75 : x
  2. Step 2: Convert to fraction form
    2,948.04/4,419.66 = 1,631.75/x
  3. Step 3: Cross multiply
    2,948.04x = 4,419.66 × 1,631.75
  4. Step 4: Simplify right side
    2,948.04x = 7,211,758.11
  5. Step 5: Solve for x
    x = 7,211,758.11/2,948.04
  6. Step 6: Final answer
    x = 2,446.29

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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.