Home / 3,098.40-4,646.52-1,248.96

Finding the Fourth Proportional to 3,098.40, 4,646.52 and 1,248.96

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Solution

The fourth proportional to 3,098.40, 4,646.52 and 1,248.96 is: 1,873.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.40 : 4,646.52 = 1,248.96 : x
  2. Step 2: Convert to fraction form
    3,098.40/4,646.52 = 1,248.96/x
  3. Step 3: Cross multiply
    3,098.40x = 4,646.52 × 1,248.96
  4. Step 4: Simplify right side
    3,098.40x = 5,803,317.62
  5. Step 5: Solve for x
    x = 5,803,317.62/3,098.40
  6. Step 6: Final answer
    x = 1,873.00

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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.