Home / 4,009.29-5,532.78-2,330.79

Finding the Fourth Proportional to 4,009.29, 5,532.78 and 2,330.79

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Solution

The fourth proportional to 4,009.29, 5,532.78 and 2,330.79 is: 3,216.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,009.29 : 5,532.78 = 2,330.79 : x
  2. Step 2: Convert to fraction form
    4,009.29/5,532.78 = 2,330.79/x
  3. Step 3: Cross multiply
    4,009.29x = 5,532.78 × 2,330.79
  4. Step 4: Simplify right side
    4,009.29x = 12,895,748.30
  5. Step 5: Solve for x
    x = 12,895,748.30/4,009.29
  6. Step 6: Final answer
    x = 3,216.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.