Home / 5,248.04-7,869.66-2,125.48

Finding the Fourth Proportional to 5,248.04, 7,869.66 and 2,125.48

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Solution

The fourth proportional to 5,248.04, 7,869.66 and 2,125.48 is: 3,187.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.04 : 7,869.66 = 2,125.48 : x
  2. Step 2: Convert to fraction form
    5,248.04/7,869.66 = 2,125.48/x
  3. Step 3: Cross multiply
    5,248.04x = 7,869.66 × 2,125.48
  4. Step 4: Simplify right side
    5,248.04x = 16,726,804.94
  5. Step 5: Solve for x
    x = 16,726,804.94/5,248.04
  6. Step 6: Final answer
    x = 3,187.25

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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.