Home / 8,526.56-11,766.68-4,942.21

Finding the Fourth Proportional to 8,526.56, 11,766.68 and 4,942.21

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Solution

The fourth proportional to 8,526.56, 11,766.68 and 4,942.21 is: 6,820.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526.56 : 11,766.68 = 4,942.21 : x
  2. Step 2: Convert to fraction form
    8,526.56/11,766.68 = 4,942.21/x
  3. Step 3: Cross multiply
    8,526.56x = 11,766.68 × 4,942.21
  4. Step 4: Simplify right side
    8,526.56x = 58,153,378.85
  5. Step 5: Solve for x
    x = 58,153,378.85/8,526.56
  6. Step 6: Final answer
    x = 6,820.26

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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.