Home / 3,088.78-4,635.90-2,470.95

Finding the Fourth Proportional to 3,088.78, 4,635.90 and 2,470.95

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Solution

The fourth proportional to 3,088.78, 4,635.90 and 2,470.95 is: 3,708.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.78 : 4,635.90 = 2,470.95 : x
  2. Step 2: Convert to fraction form
    3,088.78/4,635.90 = 2,470.95/x
  3. Step 3: Cross multiply
    3,088.78x = 4,635.90 × 2,470.95
  4. Step 4: Simplify right side
    3,088.78x = 11,455,077.11
  5. Step 5: Solve for x
    x = 11,455,077.11/3,088.78
  6. Step 6: Final answer
    x = 3,708.61

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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.