Home / 4,088.44-6,135.18-1,780.12

Finding the Fourth Proportional to 4,088.44, 6,135.18 and 1,780.12

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Solution

The fourth proportional to 4,088.44, 6,135.18 and 1,780.12 is: 2,671.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.44 : 6,135.18 = 1,780.12 : x
  2. Step 2: Convert to fraction form
    4,088.44/6,135.18 = 1,780.12/x
  3. Step 3: Cross multiply
    4,088.44x = 6,135.18 × 1,780.12
  4. Step 4: Simplify right side
    4,088.44x = 10,921,356.62
  5. Step 5: Solve for x
    x = 10,921,356.62/4,088.44
  6. Step 6: Final answer
    x = 2,671.28

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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.