Home / 2,789.64-4,164.45-2,595.24

Finding the Fourth Proportional to 2,789.64, 4,164.45 and 2,595.24

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Solution

The fourth proportional to 2,789.64, 4,164.45 and 2,595.24 is: 3,874.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789.64 : 4,164.45 = 2,595.24 : x
  2. Step 2: Convert to fraction form
    2,789.64/4,164.45 = 2,595.24/x
  3. Step 3: Cross multiply
    2,789.64x = 4,164.45 × 2,595.24
  4. Step 4: Simplify right side
    2,789.64x = 10,807,747.22
  5. Step 5: Solve for x
    x = 10,807,747.22/2,789.64
  6. Step 6: Final answer
    x = 3,874.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.