Home / 6,272.76-9,407.62-2,111.69

Finding the Fourth Proportional to 6,272.76, 9,407.62 and 2,111.69

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Solution

The fourth proportional to 6,272.76, 9,407.62 and 2,111.69 is: 3,167.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.76 : 9,407.62 = 2,111.69 : x
  2. Step 2: Convert to fraction form
    6,272.76/9,407.62 = 2,111.69/x
  3. Step 3: Cross multiply
    6,272.76x = 9,407.62 × 2,111.69
  4. Step 4: Simplify right side
    6,272.76x = 19,865,977.08
  5. Step 5: Solve for x
    x = 19,865,977.08/6,272.76
  6. Step 6: Final answer
    x = 3,167.02

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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.