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Finding the Fourth Proportional to 7,351.48, 10,982.93 and 5,861.08

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Solution

The fourth proportional to 7,351.48, 10,982.93 and 5,861.08 is: 8,756.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.48 : 10,982.93 = 5,861.08 : x
  2. Step 2: Convert to fraction form
    7,351.48/10,982.93 = 5,861.08/x
  3. Step 3: Cross multiply
    7,351.48x = 10,982.93 × 5,861.08
  4. Step 4: Simplify right side
    7,351.48x = 64,371,831.36
  5. Step 5: Solve for x
    x = 64,371,831.36/7,351.48
  6. Step 6: Final answer
    x = 8,756.31

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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.