Home / 4,440.81-6,649.37-2,876.30

Finding the Fourth Proportional to 4,440.81, 6,649.37 and 2,876.30

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Solution

The fourth proportional to 4,440.81, 6,649.37 and 2,876.30 is: 4,306.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.81 : 6,649.37 = 2,876.30 : x
  2. Step 2: Convert to fraction form
    4,440.81/6,649.37 = 2,876.30/x
  3. Step 3: Cross multiply
    4,440.81x = 6,649.37 × 2,876.30
  4. Step 4: Simplify right side
    4,440.81x = 19,125,582.93
  5. Step 5: Solve for x
    x = 19,125,582.93/4,440.81
  6. Step 6: Final answer
    x = 4,306.78

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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.