Home / 9,101.44-13,646.08-3,555.28

Finding the Fourth Proportional to 9,101.44, 13,646.08 and 3,555.28

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Solution

The fourth proportional to 9,101.44, 13,646.08 and 3,555.28 is: 5,330.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,101.44 : 13,646.08 = 3,555.28 : x
  2. Step 2: Convert to fraction form
    9,101.44/13,646.08 = 3,555.28/x
  3. Step 3: Cross multiply
    9,101.44x = 13,646.08 × 3,555.28
  4. Step 4: Simplify right side
    9,101.44x = 48,515,635.30
  5. Step 5: Solve for x
    x = 48,515,635.30/9,101.44
  6. Step 6: Final answer
    x = 5,330.54

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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.