Home / 9,696.48-13,376.32-5,714.88

Finding the Fourth Proportional to 9,696.48, 13,376.32 and 5,714.88

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Solution

The fourth proportional to 9,696.48, 13,376.32 and 5,714.88 is: 7,883.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,696.48 : 13,376.32 = 5,714.88 : x
  2. Step 2: Convert to fraction form
    9,696.48/13,376.32 = 5,714.88/x
  3. Step 3: Cross multiply
    9,696.48x = 13,376.32 × 5,714.88
  4. Step 4: Simplify right side
    9,696.48x = 76,444,063.64
  5. Step 5: Solve for x
    x = 76,444,063.64/9,696.48
  6. Step 6: Final answer
    x = 7,883.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.