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Finding the Fourth Proportional to 8,887.88, 13,317.22 and 3,041.30

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Solution

The fourth proportional to 8,887.88, 13,317.22 and 3,041.30 is: 4,556.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.88 : 13,317.22 = 3,041.30 : x
  2. Step 2: Convert to fraction form
    8,887.88/13,317.22 = 3,041.30/x
  3. Step 3: Cross multiply
    8,887.88x = 13,317.22 × 3,041.30
  4. Step 4: Simplify right side
    8,887.88x = 40,501,661.19
  5. Step 5: Solve for x
    x = 40,501,661.19/8,887.88
  6. Step 6: Final answer
    x = 4,556.95

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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.