Home / 3,001.66-4,133.28-2,826.32

Finding the Fourth Proportional to 3,001.66, 4,133.28 and 2,826.32

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Solution

The fourth proportional to 3,001.66, 4,133.28 and 2,826.32 is: 3,891.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.66 : 4,133.28 = 2,826.32 : x
  2. Step 2: Convert to fraction form
    3,001.66/4,133.28 = 2,826.32/x
  3. Step 3: Cross multiply
    3,001.66x = 4,133.28 × 2,826.32
  4. Step 4: Simplify right side
    3,001.66x = 11,681,957.59
  5. Step 5: Solve for x
    x = 11,681,957.59/3,001.66
  6. Step 6: Final answer
    x = 3,891.84

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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.