Home / 2,864.31-4,296.51-1,622.85

Finding the Fourth Proportional to 2,864.31, 4,296.51 and 1,622.85

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Solution

The fourth proportional to 2,864.31, 4,296.51 and 1,622.85 is: 2,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.31 : 4,296.51 = 1,622.85 : x
  2. Step 2: Convert to fraction form
    2,864.31/4,296.51 = 1,622.85/x
  3. Step 3: Cross multiply
    2,864.31x = 4,296.51 × 1,622.85
  4. Step 4: Simplify right side
    2,864.31x = 6,972,591.25
  5. Step 5: Solve for x
    x = 6,972,591.25/2,864.31
  6. Step 6: Final answer
    x = 2,434.30

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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.