Home / 9,971.75-13,760.28-5,495.24

Finding the Fourth Proportional to 9,971.75, 13,760.28 and 5,495.24

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Solution

The fourth proportional to 9,971.75, 13,760.28 and 5,495.24 is: 7,583.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,971.75 : 13,760.28 = 5,495.24 : x
  2. Step 2: Convert to fraction form
    9,971.75/13,760.28 = 5,495.24/x
  3. Step 3: Cross multiply
    9,971.75x = 13,760.28 × 5,495.24
  4. Step 4: Simplify right side
    9,971.75x = 75,615,972.27
  5. Step 5: Solve for x
    x = 75,615,972.27/9,971.75
  6. Step 6: Final answer
    x = 7,583.02

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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.