Home / 4,264.97-6,398.76-2,186.45

Finding the Fourth Proportional to 4,264.97, 6,398.76 and 2,186.45

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Solution

The fourth proportional to 4,264.97, 6,398.76 and 2,186.45 is: 3,280.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,264.97 : 6,398.76 = 2,186.45 : x
  2. Step 2: Convert to fraction form
    4,264.97/6,398.76 = 2,186.45/x
  3. Step 3: Cross multiply
    4,264.97x = 6,398.76 × 2,186.45
  4. Step 4: Simplify right side
    4,264.97x = 13,990,536.81
  5. Step 5: Solve for x
    x = 13,990,536.81/4,264.97
  6. Step 6: Final answer
    x = 3,280.34

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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.