Home / 7,927.16-11,889.60-5,548.02

Finding the Fourth Proportional to 7,927.16, 11,889.60 and 5,548.02

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Solution

The fourth proportional to 7,927.16, 11,889.60 and 5,548.02 is: 8,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.16 : 11,889.60 = 5,548.02 : x
  2. Step 2: Convert to fraction form
    7,927.16/11,889.60 = 5,548.02/x
  3. Step 3: Cross multiply
    7,927.16x = 11,889.60 × 5,548.02
  4. Step 4: Simplify right side
    7,927.16x = 65,963,679.14
  5. Step 5: Solve for x
    x = 65,963,679.14/7,927.16
  6. Step 6: Final answer
    x = 8,321.22

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1.5x scale

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.