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Finding the Fourth Proportional to 8,888.53, 13,324.54 and 3,345.55

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Solution

The fourth proportional to 8,888.53, 13,324.54 and 3,345.55 is: 5,015.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888.53 : 13,324.54 = 3,345.55 : x
  2. Step 2: Convert to fraction form
    8,888.53/13,324.54 = 3,345.55/x
  3. Step 3: Cross multiply
    8,888.53x = 13,324.54 × 3,345.55
  4. Step 4: Simplify right side
    8,888.53x = 44,577,914.80
  5. Step 5: Solve for x
    x = 44,577,914.80/8,888.53
  6. Step 6: Final answer
    x = 5,015.22

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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.