Home / 2,825.30-4,233.15-2,335.70

Finding the Fourth Proportional to 2,825.30, 4,233.15 and 2,335.70

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Solution

The fourth proportional to 2,825.30, 4,233.15 and 2,335.70 is: 3,499.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.30 : 4,233.15 = 2,335.70 : x
  2. Step 2: Convert to fraction form
    2,825.30/4,233.15 = 2,335.70/x
  3. Step 3: Cross multiply
    2,825.30x = 4,233.15 × 2,335.70
  4. Step 4: Simplify right side
    2,825.30x = 9,887,368.46
  5. Step 5: Solve for x
    x = 9,887,368.46/2,825.30
  6. Step 6: Final answer
    x = 3,499.58

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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.