Home / 8,887.98-13,331.51-3,340.89

Finding the Fourth Proportional to 8,887.98, 13,331.51 and 3,340.89

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Solution

The fourth proportional to 8,887.98, 13,331.51 and 3,340.89 is: 5,011.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.98 : 13,331.51 = 3,340.89 : x
  2. Step 2: Convert to fraction form
    8,887.98/13,331.51 = 3,340.89/x
  3. Step 3: Cross multiply
    8,887.98x = 13,331.51 × 3,340.89
  4. Step 4: Simplify right side
    8,887.98x = 44,539,091.74
  5. Step 5: Solve for x
    x = 44,539,091.74/8,887.98
  6. Step 6: Final answer
    x = 5,011.16

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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.