Home / 5,280.07-7,286.24-2,922.16

Finding the Fourth Proportional to 5,280.07, 7,286.24 and 2,922.16

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Solution

The fourth proportional to 5,280.07, 7,286.24 and 2,922.16 is: 4,032.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280.07 : 7,286.24 = 2,922.16 : x
  2. Step 2: Convert to fraction form
    5,280.07/7,286.24 = 2,922.16/x
  3. Step 3: Cross multiply
    5,280.07x = 7,286.24 × 2,922.16
  4. Step 4: Simplify right side
    5,280.07x = 21,291,508.04
  5. Step 5: Solve for x
    x = 21,291,508.04/5,280.07
  6. Step 6: Final answer
    x = 4,032.43

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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.