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Finding the Fourth Proportional to 6,967.53, 9,605.69 and 4,974.62

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Solution

The fourth proportional to 6,967.53, 9,605.69 and 4,974.62 is: 6,858.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,967.53 : 9,605.69 = 4,974.62 : x
  2. Step 2: Convert to fraction form
    6,967.53/9,605.69 = 4,974.62/x
  3. Step 3: Cross multiply
    6,967.53x = 9,605.69 × 4,974.62
  4. Step 4: Simplify right side
    6,967.53x = 47,784,657.59
  5. Step 5: Solve for x
    x = 47,784,657.59/6,967.53
  6. Step 6: Final answer
    x = 6,858.20

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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.