Home / 4,001.06-6,002.24-1,228.16

Finding the Fourth Proportional to 4,001.06, 6,002.24 and 1,228.16

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Solution

The fourth proportional to 4,001.06, 6,002.24 and 1,228.16 is: 1,842.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.06 : 6,002.24 = 1,228.16 : x
  2. Step 2: Convert to fraction form
    4,001.06/6,002.24 = 1,228.16/x
  3. Step 3: Cross multiply
    4,001.06x = 6,002.24 × 1,228.16
  4. Step 4: Simplify right side
    4,001.06x = 7,371,719.94
  5. Step 5: Solve for x
    x = 7,371,719.94/4,001.06
  6. Step 6: Final answer
    x = 1,842.44

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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.