Home / 3,448.12-4,758.60-1,876.18

Finding the Fourth Proportional to 3,448.12, 4,758.60 and 1,876.18

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Solution

The fourth proportional to 3,448.12, 4,758.60 and 1,876.18 is: 2,589.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.12 : 4,758.60 = 1,876.18 : x
  2. Step 2: Convert to fraction form
    3,448.12/4,758.60 = 1,876.18/x
  3. Step 3: Cross multiply
    3,448.12x = 4,758.60 × 1,876.18
  4. Step 4: Simplify right side
    3,448.12x = 8,927,990.15
  5. Step 5: Solve for x
    x = 8,927,990.15/3,448.12
  6. Step 6: Final answer
    x = 2,589.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.