Home / 2,165.13-3,248.37-995.07

Finding the Fourth Proportional to 2,165.13, 3,248.37 and 995.07

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Solution

The fourth proportional to 2,165.13, 3,248.37 and 995.07 is: 1,492.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165.13 : 3,248.37 = 995.07 : x
  2. Step 2: Convert to fraction form
    2,165.13/3,248.37 = 995.07/x
  3. Step 3: Cross multiply
    2,165.13x = 3,248.37 × 995.07
  4. Step 4: Simplify right side
    2,165.13x = 3,232,355.54
  5. Step 5: Solve for x
    x = 3,232,355.54/2,165.13
  6. Step 6: Final answer
    x = 1,492.92

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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.