Home / 9,288.06-13,931.82-2,714.40

Finding the Fourth Proportional to 9,288.06, 13,931.82 and 2,714.40

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Solution

The fourth proportional to 9,288.06, 13,931.82 and 2,714.40 is: 4,071.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.06 : 13,931.82 = 2,714.40 : x
  2. Step 2: Convert to fraction form
    9,288.06/13,931.82 = 2,714.40/x
  3. Step 3: Cross multiply
    9,288.06x = 13,931.82 × 2,714.40
  4. Step 4: Simplify right side
    9,288.06x = 37,816,532.21
  5. Step 5: Solve for x
    x = 37,816,532.21/9,288.06
  6. Step 6: Final answer
    x = 4,071.52

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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.