Home / 3,016.40-4,158.74-1,952.32

Finding the Fourth Proportional to 3,016.40, 4,158.74 and 1,952.32

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Solution

The fourth proportional to 3,016.40, 4,158.74 and 1,952.32 is: 2,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.40 : 4,158.74 = 1,952.32 : x
  2. Step 2: Convert to fraction form
    3,016.40/4,158.74 = 1,952.32/x
  3. Step 3: Cross multiply
    3,016.40x = 4,158.74 × 1,952.32
  4. Step 4: Simplify right side
    3,016.40x = 8,119,191.28
  5. Step 5: Solve for x
    x = 8,119,191.28/3,016.40
  6. Step 6: Final answer
    x = 2,691.68

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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.