Home / 4,590.70-6,882.21-2,127.28

Finding the Fourth Proportional to 4,590.70, 6,882.21 and 2,127.28

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Solution

The fourth proportional to 4,590.70, 6,882.21 and 2,127.28 is: 3,189.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,590.70 : 6,882.21 = 2,127.28 : x
  2. Step 2: Convert to fraction form
    4,590.70/6,882.21 = 2,127.28/x
  3. Step 3: Cross multiply
    4,590.70x = 6,882.21 × 2,127.28
  4. Step 4: Simplify right side
    4,590.70x = 14,640,377.05
  5. Step 5: Solve for x
    x = 14,640,377.05/4,590.70
  6. Step 6: Final answer
    x = 3,189.14

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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.