Home / 5,280.04-7,286.52-2,922.22

Finding the Fourth Proportional to 5,280.04, 7,286.52 and 2,922.22

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Solution

The fourth proportional to 5,280.04, 7,286.52 and 2,922.22 is: 4,032.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280.04 : 7,286.52 = 2,922.22 : x
  2. Step 2: Convert to fraction form
    5,280.04/7,286.52 = 2,922.22/x
  3. Step 3: Cross multiply
    5,280.04x = 7,286.52 × 2,922.22
  4. Step 4: Simplify right side
    5,280.04x = 21,292,814.47
  5. Step 5: Solve for x
    x = 21,292,814.47/5,280.04
  6. Step 6: Final answer
    x = 4,032.70

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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.