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Finding the Fourth Proportional to 6,929.36, 9,572.97 and 4,544.99

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Solution

The fourth proportional to 6,929.36, 9,572.97 and 4,544.99 is: 6,278.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.36 : 9,572.97 = 4,544.99 : x
  2. Step 2: Convert to fraction form
    6,929.36/9,572.97 = 4,544.99/x
  3. Step 3: Cross multiply
    6,929.36x = 9,572.97 × 4,544.99
  4. Step 4: Simplify right side
    6,929.36x = 43,509,052.92
  5. Step 5: Solve for x
    x = 43,509,052.92/6,929.36
  6. Step 6: Final answer
    x = 6,278.94

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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.