Home / 2,979.40-4,463.16-2,327.08

Finding the Fourth Proportional to 2,979.40, 4,463.16 and 2,327.08

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Solution

The fourth proportional to 2,979.40, 4,463.16 and 2,327.08 is: 3,485.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979.40 : 4,463.16 = 2,327.08 : x
  2. Step 2: Convert to fraction form
    2,979.40/4,463.16 = 2,327.08/x
  3. Step 3: Cross multiply
    2,979.40x = 4,463.16 × 2,327.08
  4. Step 4: Simplify right side
    2,979.40x = 10,386,130.37
  5. Step 5: Solve for x
    x = 10,386,130.37/2,979.40
  6. Step 6: Final answer
    x = 3,485.98

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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.