Home / 9,287.34-13,931.48-2,714.06

Finding the Fourth Proportional to 9,287.34, 13,931.48 and 2,714.06

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Solution

The fourth proportional to 9,287.34, 13,931.48 and 2,714.06 is: 4,071.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287.34 : 13,931.48 = 2,714.06 : x
  2. Step 2: Convert to fraction form
    9,287.34/13,931.48 = 2,714.06/x
  3. Step 3: Cross multiply
    9,287.34x = 13,931.48 × 2,714.06
  4. Step 4: Simplify right side
    9,287.34x = 37,810,809.74
  5. Step 5: Solve for x
    x = 37,810,809.74/9,287.34
  6. Step 6: Final answer
    x = 4,071.22

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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.