Home / 8,979.08-13,474.38-4,359.56

Finding the Fourth Proportional to 8,979.08, 13,474.38 and 4,359.56

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Solution

The fourth proportional to 8,979.08, 13,474.38 and 4,359.56 is: 6,542.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979.08 : 13,474.38 = 4,359.56 : x
  2. Step 2: Convert to fraction form
    8,979.08/13,474.38 = 4,359.56/x
  3. Step 3: Cross multiply
    8,979.08x = 13,474.38 × 4,359.56
  4. Step 4: Simplify right side
    8,979.08x = 58,742,368.07
  5. Step 5: Solve for x
    x = 58,742,368.07/8,979.08
  6. Step 6: Final answer
    x = 6,542.14

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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.