Home / 2,928.38-4,041.16-1,602.09

Finding the Fourth Proportional to 2,928.38, 4,041.16 and 1,602.09

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Solution

The fourth proportional to 2,928.38, 4,041.16 and 1,602.09 is: 2,210.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.38 : 4,041.16 = 1,602.09 : x
  2. Step 2: Convert to fraction form
    2,928.38/4,041.16 = 1,602.09/x
  3. Step 3: Cross multiply
    2,928.38x = 4,041.16 × 1,602.09
  4. Step 4: Simplify right side
    2,928.38x = 6,474,298.02
  5. Step 5: Solve for x
    x = 6,474,298.02/2,928.38
  6. Step 6: Final answer
    x = 2,210.88

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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.