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Finding the Fourth Proportional to 7,294.36, 10,928.94 and 5,744.26

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Solution

The fourth proportional to 7,294.36, 10,928.94 and 5,744.26 is: 8,606.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,294.36 : 10,928.94 = 5,744.26 : x
  2. Step 2: Convert to fraction form
    7,294.36/10,928.94 = 5,744.26/x
  3. Step 3: Cross multiply
    7,294.36x = 10,928.94 × 5,744.26
  4. Step 4: Simplify right side
    7,294.36x = 62,778,672.88
  5. Step 5: Solve for x
    x = 62,778,672.88/7,294.36
  6. Step 6: Final answer
    x = 8,606.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.