Home / 9,554.64-14,319.81-5,175.78

Finding the Fourth Proportional to 9,554.64, 14,319.81 and 5,175.78

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Solution

The fourth proportional to 9,554.64, 14,319.81 and 5,175.78 is: 7,757.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,554.64 : 14,319.81 = 5,175.78 : x
  2. Step 2: Convert to fraction form
    9,554.64/14,319.81 = 5,175.78/x
  3. Step 3: Cross multiply
    9,554.64x = 14,319.81 × 5,175.78
  4. Step 4: Simplify right side
    9,554.64x = 74,116,186.20
  5. Step 5: Solve for x
    x = 74,116,186.20/9,554.64
  6. Step 6: Final answer
    x = 7,757.09

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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.