Home / 3,301.72-4,556.29-1,809.57

Finding the Fourth Proportional to 3,301.72, 4,556.29 and 1,809.57

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Solution

The fourth proportional to 3,301.72, 4,556.29 and 1,809.57 is: 2,497.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.72 : 4,556.29 = 1,809.57 : x
  2. Step 2: Convert to fraction form
    3,301.72/4,556.29 = 1,809.57/x
  3. Step 3: Cross multiply
    3,301.72x = 4,556.29 × 1,809.57
  4. Step 4: Simplify right side
    3,301.72x = 8,244,925.70
  5. Step 5: Solve for x
    x = 8,244,925.70/3,301.72
  6. Step 6: Final answer
    x = 2,497.16

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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.