Home / 9,520.22-13,136.08-6,162.57

Finding the Fourth Proportional to 9,520.22, 13,136.08 and 6,162.57

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Solution

The fourth proportional to 9,520.22, 13,136.08 and 6,162.57 is: 8,503.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520.22 : 13,136.08 = 6,162.57 : x
  2. Step 2: Convert to fraction form
    9,520.22/13,136.08 = 6,162.57/x
  3. Step 3: Cross multiply
    9,520.22x = 13,136.08 × 6,162.57
  4. Step 4: Simplify right side
    9,520.22x = 80,952,012.53
  5. Step 5: Solve for x
    x = 80,952,012.53/9,520.22
  6. Step 6: Final answer
    x = 8,503.17

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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.