Home / 8,626.16-11,902.20-5,486.96

Finding the Fourth Proportional to 8,626.16, 11,902.20 and 5,486.96

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Solution

The fourth proportional to 8,626.16, 11,902.20 and 5,486.96 is: 7,570.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,626.16 : 11,902.20 = 5,486.96 : x
  2. Step 2: Convert to fraction form
    8,626.16/11,902.20 = 5,486.96/x
  3. Step 3: Cross multiply
    8,626.16x = 11,902.20 × 5,486.96
  4. Step 4: Simplify right side
    8,626.16x = 65,306,895.31
  5. Step 5: Solve for x
    x = 65,306,895.31/8,626.16
  6. Step 6: Final answer
    x = 7,570.80

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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.