Home / 3,279.06-4,920.03-1,088.10

Finding the Fourth Proportional to 3,279.06, 4,920.03 and 1,088.10

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Solution

The fourth proportional to 3,279.06, 4,920.03 and 1,088.10 is: 1,632.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.06 : 4,920.03 = 1,088.10 : x
  2. Step 2: Convert to fraction form
    3,279.06/4,920.03 = 1,088.10/x
  3. Step 3: Cross multiply
    3,279.06x = 4,920.03 × 1,088.10
  4. Step 4: Simplify right side
    3,279.06x = 5,353,484.64
  5. Step 5: Solve for x
    x = 5,353,484.64/3,279.06
  6. Step 6: Final answer
    x = 1,632.63

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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.