Home / 9,559.15-13,202.82-8,718.37

Finding the Fourth Proportional to 9,559.15, 13,202.82 and 8,718.37

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Solution

The fourth proportional to 9,559.15, 13,202.82 and 8,718.37 is: 12,041.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,559.15 : 13,202.82 = 8,718.37 : x
  2. Step 2: Convert to fraction form
    9,559.15/13,202.82 = 8,718.37/x
  3. Step 3: Cross multiply
    9,559.15x = 13,202.82 × 8,718.37
  4. Step 4: Simplify right side
    9,559.15x = 115,107,069.80
  5. Step 5: Solve for x
    x = 115,107,069.80/9,559.15
  6. Step 6: Final answer
    x = 12,041.56

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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.