Home / 7,228.52-10,843.74-2,547.42

Finding the Fourth Proportional to 7,228.52, 10,843.74 and 2,547.42

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Solution

The fourth proportional to 7,228.52, 10,843.74 and 2,547.42 is: 3,821.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228.52 : 10,843.74 = 2,547.42 : x
  2. Step 2: Convert to fraction form
    7,228.52/10,843.74 = 2,547.42/x
  3. Step 3: Cross multiply
    7,228.52x = 10,843.74 × 2,547.42
  4. Step 4: Simplify right side
    7,228.52x = 27,623,560.15
  5. Step 5: Solve for x
    x = 27,623,560.15/7,228.52
  6. Step 6: Final answer
    x = 3,821.47

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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.