Home / 4,005.71-6,008.78-1,234.29

Finding the Fourth Proportional to 4,005.71, 6,008.78 and 1,234.29

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Solution

The fourth proportional to 4,005.71, 6,008.78 and 1,234.29 is: 1,851.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.71 : 6,008.78 = 1,234.29 : x
  2. Step 2: Convert to fraction form
    4,005.71/6,008.78 = 1,234.29/x
  3. Step 3: Cross multiply
    4,005.71x = 6,008.78 × 1,234.29
  4. Step 4: Simplify right side
    4,005.71x = 7,416,568.89
  5. Step 5: Solve for x
    x = 7,416,568.89/4,005.71
  6. Step 6: Final answer
    x = 1,851.50

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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.