Home / 3,354.39-5,031.72-1,708.74

Finding the Fourth Proportional to 3,354.39, 5,031.72 and 1,708.74

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Solution

The fourth proportional to 3,354.39, 5,031.72 and 1,708.74 is: 2,563.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.39 : 5,031.72 = 1,708.74 : x
  2. Step 2: Convert to fraction form
    3,354.39/5,031.72 = 1,708.74/x
  3. Step 3: Cross multiply
    3,354.39x = 5,031.72 × 1,708.74
  4. Step 4: Simplify right side
    3,354.39x = 8,597,901.23
  5. Step 5: Solve for x
    x = 8,597,901.23/3,354.39
  6. Step 6: Final answer
    x = 2,563.18

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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.