Home / 4,350.09-6,007.11-2,780.91

Finding the Fourth Proportional to 4,350.09, 6,007.11 and 2,780.91

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Solution

The fourth proportional to 4,350.09, 6,007.11 and 2,780.91 is: 3,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,350.09 : 6,007.11 = 2,780.91 : x
  2. Step 2: Convert to fraction form
    4,350.09/6,007.11 = 2,780.91/x
  3. Step 3: Cross multiply
    4,350.09x = 6,007.11 × 2,780.91
  4. Step 4: Simplify right side
    4,350.09x = 16,705,232.27
  5. Step 5: Solve for x
    x = 16,705,232.27/4,350.09
  6. Step 6: Final answer
    x = 3,840.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.