Home / 9,100.30-13,650.41-3,554.20

Finding the Fourth Proportional to 9,100.30, 13,650.41 and 3,554.20

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Solution

The fourth proportional to 9,100.30, 13,650.41 and 3,554.20 is: 5,331.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,100.30 : 13,650.41 = 3,554.20 : x
  2. Step 2: Convert to fraction form
    9,100.30/13,650.41 = 3,554.20/x
  3. Step 3: Cross multiply
    9,100.30x = 13,650.41 × 3,554.20
  4. Step 4: Simplify right side
    9,100.30x = 48,516,287.22
  5. Step 5: Solve for x
    x = 48,516,287.22/9,100.30
  6. Step 6: Final answer
    x = 5,331.28

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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.