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Finding the Fourth Proportional to 3,098.01, 4,275 and 1,700.76

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Solution

The fourth proportional to 3,098.01, 4,275 and 1,700.76 is: 2,346.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.01 : 4,275 = 1,700.76 : x
  2. Step 2: Convert to fraction form
    3,098.01/4,275 = 1,700.76/x
  3. Step 3: Cross multiply
    3,098.01x = 4,275 × 1,700.76
  4. Step 4: Simplify right side
    3,098.01x = 7,270,749
  5. Step 5: Solve for x
    x = 7,270,749/3,098.01
  6. Step 6: Final answer
    x = 2,346.91

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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.