Home / 7,108.02-10,662.03-2,177.64

Finding the Fourth Proportional to 7,108.02, 10,662.03 and 2,177.64

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Solution

The fourth proportional to 7,108.02, 10,662.03 and 2,177.64 is: 3,266.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.02 : 10,662.03 = 2,177.64 : x
  2. Step 2: Convert to fraction form
    7,108.02/10,662.03 = 2,177.64/x
  3. Step 3: Cross multiply
    7,108.02x = 10,662.03 × 2,177.64
  4. Step 4: Simplify right side
    7,108.02x = 23,218,063.01
  5. Step 5: Solve for x
    x = 23,218,063.01/7,108.02
  6. Step 6: Final answer
    x = 3,266.46

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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.