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Finding the Fourth Proportional to 6,136.39, 9,245.95 and 5,064.76

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Solution

The fourth proportional to 6,136.39, 9,245.95 and 5,064.76 is: 7,631.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,136.39 : 9,245.95 = 5,064.76 : x
  2. Step 2: Convert to fraction form
    6,136.39/9,245.95 = 5,064.76/x
  3. Step 3: Cross multiply
    6,136.39x = 9,245.95 × 5,064.76
  4. Step 4: Simplify right side
    6,136.39x = 46,828,517.72
  5. Step 5: Solve for x
    x = 46,828,517.72/6,136.39
  6. Step 6: Final answer
    x = 7,631.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.