Home / 8,740.17-13,110.48-2,166.26

Finding the Fourth Proportional to 8,740.17, 13,110.48 and 2,166.26

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Solution

The fourth proportional to 8,740.17, 13,110.48 and 2,166.26 is: 3,249.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740.17 : 13,110.48 = 2,166.26 : x
  2. Step 2: Convert to fraction form
    8,740.17/13,110.48 = 2,166.26/x
  3. Step 3: Cross multiply
    8,740.17x = 13,110.48 × 2,166.26
  4. Step 4: Simplify right side
    8,740.17x = 28,400,642.85
  5. Step 5: Solve for x
    x = 28,400,642.85/8,740.17
  6. Step 6: Final answer
    x = 3,249.44

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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.