Home / 9,216.01-13,756.96-8,531.36

Finding the Fourth Proportional to 9,216.01, 13,756.96 and 8,531.36

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Solution

The fourth proportional to 9,216.01, 13,756.96 and 8,531.36 is: 12,734.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216.01 : 13,756.96 = 8,531.36 : x
  2. Step 2: Convert to fraction form
    9,216.01/13,756.96 = 8,531.36/x
  3. Step 3: Cross multiply
    9,216.01x = 13,756.96 × 8,531.36
  4. Step 4: Simplify right side
    9,216.01x = 117,365,571.73
  5. Step 5: Solve for x
    x = 117,365,571.73/9,216.01
  6. Step 6: Final answer
    x = 12,734.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.