Home / 3,095.40-4,265.64-2,162.28

Finding the Fourth Proportional to 3,095.40, 4,265.64 and 2,162.28

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Solution

The fourth proportional to 3,095.40, 4,265.64 and 2,162.28 is: 2,979.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.40 : 4,265.64 = 2,162.28 : x
  2. Step 2: Convert to fraction form
    3,095.40/4,265.64 = 2,162.28/x
  3. Step 3: Cross multiply
    3,095.40x = 4,265.64 × 2,162.28
  4. Step 4: Simplify right side
    3,095.40x = 9,223,508.06
  5. Step 5: Solve for x
    x = 9,223,508.06/3,095.40
  6. Step 6: Final answer
    x = 2,979.75

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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.