Home / 9,971.37-13,760.34-5,495.13

Finding the Fourth Proportional to 9,971.37, 13,760.34 and 5,495.13

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Solution

The fourth proportional to 9,971.37, 13,760.34 and 5,495.13 is: 7,583.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,971.37 : 13,760.34 = 5,495.13 : x
  2. Step 2: Convert to fraction form
    9,971.37/13,760.34 = 5,495.13/x
  3. Step 3: Cross multiply
    9,971.37x = 13,760.34 × 5,495.13
  4. Step 4: Simplify right side
    9,971.37x = 75,614,857.14
  5. Step 5: Solve for x
    x = 75,614,857.14/9,971.37
  6. Step 6: Final answer
    x = 7,583.20

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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.