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Finding the Fourth Proportional to 7,358.66, 10,968.66 and 6,768.17

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Solution

The fourth proportional to 7,358.66, 10,968.66 and 6,768.17 is: 10,088.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.66 : 10,968.66 = 6,768.17 : x
  2. Step 2: Convert to fraction form
    7,358.66/10,968.66 = 6,768.17/x
  3. Step 3: Cross multiply
    7,358.66x = 10,968.66 × 6,768.17
  4. Step 4: Simplify right side
    7,358.66x = 74,237,755.55
  5. Step 5: Solve for x
    x = 74,237,755.55/7,358.66
  6. Step 6: Final answer
    x = 10,088.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.