Home / 2,901.39-4,353.17-1,731.21

Finding the Fourth Proportional to 2,901.39, 4,353.17 and 1,731.21

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Solution

The fourth proportional to 2,901.39, 4,353.17 and 1,731.21 is: 2,597.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.39 : 4,353.17 = 1,731.21 : x
  2. Step 2: Convert to fraction form
    2,901.39/4,353.17 = 1,731.21/x
  3. Step 3: Cross multiply
    2,901.39x = 4,353.17 × 1,731.21
  4. Step 4: Simplify right side
    2,901.39x = 7,536,251.44
  5. Step 5: Solve for x
    x = 7,536,251.44/2,901.39
  6. Step 6: Final answer
    x = 2,597.46

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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.