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Finding the Fourth Proportional to 8,941.41, 13,351.89 and 7,301.16

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Solution

The fourth proportional to 8,941.41, 13,351.89 and 7,301.16 is: 10,902.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.41 : 13,351.89 = 7,301.16 : x
  2. Step 2: Convert to fraction form
    8,941.41/13,351.89 = 7,301.16/x
  3. Step 3: Cross multiply
    8,941.41x = 13,351.89 × 7,301.16
  4. Step 4: Simplify right side
    8,941.41x = 97,484,285.19
  5. Step 5: Solve for x
    x = 97,484,285.19/8,941.41
  6. Step 6: Final answer
    x = 10,902.56

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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.