Home / 6,222.47-8,587.01-3,427.97

Finding the Fourth Proportional to 6,222.47, 8,587.01 and 3,427.97

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Solution

The fourth proportional to 6,222.47, 8,587.01 and 3,427.97 is: 4,730.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.47 : 8,587.01 = 3,427.97 : x
  2. Step 2: Convert to fraction form
    6,222.47/8,587.01 = 3,427.97/x
  3. Step 3: Cross multiply
    6,222.47x = 8,587.01 × 3,427.97
  4. Step 4: Simplify right side
    6,222.47x = 29,435,952.59
  5. Step 5: Solve for x
    x = 29,435,952.59/6,222.47
  6. Step 6: Final answer
    x = 4,730.59

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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.