Home / 6,397.47-9,587.88-3,274.83

Finding the Fourth Proportional to 6,397.47, 9,587.88 and 3,274.83

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Solution

The fourth proportional to 6,397.47, 9,587.88 and 3,274.83 is: 4,907.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,397.47 : 9,587.88 = 3,274.83 : x
  2. Step 2: Convert to fraction form
    6,397.47/9,587.88 = 3,274.83/x
  3. Step 3: Cross multiply
    6,397.47x = 9,587.88 × 3,274.83
  4. Step 4: Simplify right side
    6,397.47x = 31,398,677.06
  5. Step 5: Solve for x
    x = 31,398,677.06/6,397.47
  6. Step 6: Final answer
    x = 4,907.98

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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.