Home / 9,288.48-13,931.28-2,713.32

Finding the Fourth Proportional to 9,288.48, 13,931.28 and 2,713.32

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Solution

The fourth proportional to 9,288.48, 13,931.28 and 2,713.32 is: 4,069.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.48 : 13,931.28 = 2,713.32 : x
  2. Step 2: Convert to fraction form
    9,288.48/13,931.28 = 2,713.32/x
  3. Step 3: Cross multiply
    9,288.48x = 13,931.28 × 2,713.32
  4. Step 4: Simplify right side
    9,288.48x = 37,800,020.65
  5. Step 5: Solve for x
    x = 37,800,020.65/9,288.48
  6. Step 6: Final answer
    x = 4,069.56

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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.