Home / 7,257.38-10,886.63-2,259.12

Finding the Fourth Proportional to 7,257.38, 10,886.63 and 2,259.12

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Solution

The fourth proportional to 7,257.38, 10,886.63 and 2,259.12 is: 3,388.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.38 : 10,886.63 = 2,259.12 : x
  2. Step 2: Convert to fraction form
    7,257.38/10,886.63 = 2,259.12/x
  3. Step 3: Cross multiply
    7,257.38x = 10,886.63 × 2,259.12
  4. Step 4: Simplify right side
    7,257.38x = 24,594,192.27
  5. Step 5: Solve for x
    x = 24,594,192.27/7,257.38
  6. Step 6: Final answer
    x = 3,388.86

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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.