Home / 3,248.13-4,872.48-1,169.40

Finding the Fourth Proportional to 3,248.13, 4,872.48 and 1,169.40

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Solution

The fourth proportional to 3,248.13, 4,872.48 and 1,169.40 is: 1,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.13 : 4,872.48 = 1,169.40 : x
  2. Step 2: Convert to fraction form
    3,248.13/4,872.48 = 1,169.40/x
  3. Step 3: Cross multiply
    3,248.13x = 4,872.48 × 1,169.40
  4. Step 4: Simplify right side
    3,248.13x = 5,697,878.11
  5. Step 5: Solve for x
    x = 5,697,878.11/3,248.13
  6. Step 6: Final answer
    x = 1,754.20

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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.