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Finding the Fourth Proportional to 6,652.19, 9,978.22 and 2,548.19

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Solution

The fourth proportional to 6,652.19, 9,978.22 and 2,548.19 is: 3,822.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.19 : 9,978.22 = 2,548.19 : x
  2. Step 2: Convert to fraction form
    6,652.19/9,978.22 = 2,548.19/x
  3. Step 3: Cross multiply
    6,652.19x = 9,978.22 × 2,548.19
  4. Step 4: Simplify right side
    6,652.19x = 25,426,400.42
  5. Step 5: Solve for x
    x = 25,426,400.42/6,652.19
  6. Step 6: Final answer
    x = 3,822.26

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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.