Home / 2,232.12-3,080.67-1,348.05

Finding the Fourth Proportional to 2,232.12, 3,080.67 and 1,348.05

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Solution

The fourth proportional to 2,232.12, 3,080.67 and 1,348.05 is: 1,860.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.12 : 3,080.67 = 1,348.05 : x
  2. Step 2: Convert to fraction form
    2,232.12/3,080.67 = 1,348.05/x
  3. Step 3: Cross multiply
    2,232.12x = 3,080.67 × 1,348.05
  4. Step 4: Simplify right side
    2,232.12x = 4,152,897.19
  5. Step 5: Solve for x
    x = 4,152,897.19/2,232.12
  6. Step 6: Final answer
    x = 1,860.52

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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.