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Finding the Fourth Proportional to 6,655.75, 9,985.19 and 2,273.22

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Solution

The fourth proportional to 6,655.75, 9,985.19 and 2,273.22 is: 3,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655.75 : 9,985.19 = 2,273.22 : x
  2. Step 2: Convert to fraction form
    6,655.75/9,985.19 = 2,273.22/x
  3. Step 3: Cross multiply
    6,655.75x = 9,985.19 × 2,273.22
  4. Step 4: Simplify right side
    6,655.75x = 22,698,533.61
  5. Step 5: Solve for x
    x = 22,698,533.61/6,655.75
  6. Step 6: Final answer
    x = 3,410.36

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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.