Home / 8,910.06-12,294.99-5,133.18

Finding the Fourth Proportional to 8,910.06, 12,294.99 and 5,133.18

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Solution

The fourth proportional to 8,910.06, 12,294.99 and 5,133.18 is: 7,083.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910.06 : 12,294.99 = 5,133.18 : x
  2. Step 2: Convert to fraction form
    8,910.06/12,294.99 = 5,133.18/x
  3. Step 3: Cross multiply
    8,910.06x = 12,294.99 × 5,133.18
  4. Step 4: Simplify right side
    8,910.06x = 63,112,396.77
  5. Step 5: Solve for x
    x = 63,112,396.77/8,910.06
  6. Step 6: Final answer
    x = 7,083.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.