Home / 5,548.61-7,644.05-3,866.96

Finding the Fourth Proportional to 5,548.61, 7,644.05 and 3,866.96

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Solution

The fourth proportional to 5,548.61, 7,644.05 and 3,866.96 is: 5,327.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.61 : 7,644.05 = 3,866.96 : x
  2. Step 2: Convert to fraction form
    5,548.61/7,644.05 = 3,866.96/x
  3. Step 3: Cross multiply
    5,548.61x = 7,644.05 × 3,866.96
  4. Step 4: Simplify right side
    5,548.61x = 29,559,178.03
  5. Step 5: Solve for x
    x = 29,559,178.03/5,548.61
  6. Step 6: Final answer
    x = 5,327.32

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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.