Home / 7,409.44-11,088.24-5,664.16

Finding the Fourth Proportional to 7,409.44, 11,088.24 and 5,664.16

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Solution

The fourth proportional to 7,409.44, 11,088.24 and 5,664.16 is: 8,476.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409.44 : 11,088.24 = 5,664.16 : x
  2. Step 2: Convert to fraction form
    7,409.44/11,088.24 = 5,664.16/x
  3. Step 3: Cross multiply
    7,409.44x = 11,088.24 × 5,664.16
  4. Step 4: Simplify right side
    7,409.44x = 62,805,565.48
  5. Step 5: Solve for x
    x = 62,805,565.48/7,409.44
  6. Step 6: Final answer
    x = 8,476.43

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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.