Home / 3,097.54-4,645.14-1,248.18

Finding the Fourth Proportional to 3,097.54, 4,645.14 and 1,248.18

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Solution

The fourth proportional to 3,097.54, 4,645.14 and 1,248.18 is: 1,871.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.54 : 4,645.14 = 1,248.18 : x
  2. Step 2: Convert to fraction form
    3,097.54/4,645.14 = 1,248.18/x
  3. Step 3: Cross multiply
    3,097.54x = 4,645.14 × 1,248.18
  4. Step 4: Simplify right side
    3,097.54x = 5,797,970.85
  5. Step 5: Solve for x
    x = 5,797,970.85/3,097.54
  6. Step 6: Final answer
    x = 1,871.80

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1.5x scale

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.