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Finding the Fourth Proportional to 12,602.62, 17,392.62 and 7,297.53

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Solution

The fourth proportional to 12,602.62, 17,392.62 and 7,297.53 is: 10,071.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,602.62 : 17,392.62 = 7,297.53 : x
  2. Step 2: Convert to fraction form
    12,602.62/17,392.62 = 7,297.53/x
  3. Step 3: Cross multiply
    12,602.62x = 17,392.62 × 7,297.53
  4. Step 4: Simplify right side
    12,602.62x = 126,923,166.23
  5. Step 5: Solve for x
    x = 126,923,166.23/12,602.62
  6. Step 6: Final answer
    x = 10,071.17

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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.