Home / 4,076.61-6,116.13-1,479.75

Finding the Fourth Proportional to 4,076.61, 6,116.13 and 1,479.75

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Solution

The fourth proportional to 4,076.61, 6,116.13 and 1,479.75 is: 2,220.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.61 : 6,116.13 = 1,479.75 : x
  2. Step 2: Convert to fraction form
    4,076.61/6,116.13 = 1,479.75/x
  3. Step 3: Cross multiply
    4,076.61x = 6,116.13 × 1,479.75
  4. Step 4: Simplify right side
    4,076.61x = 9,050,343.37
  5. Step 5: Solve for x
    x = 9,050,343.37/4,076.61
  6. Step 6: Final answer
    x = 2,220.07

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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.