Home / 9,120.30-13,674.97-3,567.03

Finding the Fourth Proportional to 9,120.30, 13,674.97 and 3,567.03

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Solution

The fourth proportional to 9,120.30, 13,674.97 and 3,567.03 is: 5,348.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,120.30 : 13,674.97 = 3,567.03 : x
  2. Step 2: Convert to fraction form
    9,120.30/13,674.97 = 3,567.03/x
  3. Step 3: Cross multiply
    9,120.30x = 13,674.97 × 3,567.03
  4. Step 4: Simplify right side
    9,120.30x = 48,779,028.24
  5. Step 5: Solve for x
    x = 48,779,028.24/9,120.30
  6. Step 6: Final answer
    x = 5,348.40

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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.