Home / 2,375.07-3,275.08-1,630.12

Finding the Fourth Proportional to 2,375.07, 3,275.08 and 1,630.12

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Solution

The fourth proportional to 2,375.07, 3,275.08 and 1,630.12 is: 2,247.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.07 : 3,275.08 = 1,630.12 : x
  2. Step 2: Convert to fraction form
    2,375.07/3,275.08 = 1,630.12/x
  3. Step 3: Cross multiply
    2,375.07x = 3,275.08 × 1,630.12
  4. Step 4: Simplify right side
    2,375.07x = 5,338,773.41
  5. Step 5: Solve for x
    x = 5,338,773.41/2,375.07
  6. Step 6: Final answer
    x = 2,247.84

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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.