Home / 2,302.11-3,170.16-1,671.52

Finding the Fourth Proportional to 2,302.11, 3,170.16 and 1,671.52

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Solution

The fourth proportional to 2,302.11, 3,170.16 and 1,671.52 is: 2,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.11 : 3,170.16 = 1,671.52 : x
  2. Step 2: Convert to fraction form
    2,302.11/3,170.16 = 1,671.52/x
  3. Step 3: Cross multiply
    2,302.11x = 3,170.16 × 1,671.52
  4. Step 4: Simplify right side
    2,302.11x = 5,298,985.84
  5. Step 5: Solve for x
    x = 5,298,985.84/2,302.11
  6. Step 6: Final answer
    x = 2,301.80

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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.