Home / 4,282.92-6,417.36-2,740.68

Finding the Fourth Proportional to 4,282.92, 6,417.36 and 2,740.68

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Solution

The fourth proportional to 4,282.92, 6,417.36 and 2,740.68 is: 4,106.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.92 : 6,417.36 = 2,740.68 : x
  2. Step 2: Convert to fraction form
    4,282.92/6,417.36 = 2,740.68/x
  3. Step 3: Cross multiply
    4,282.92x = 6,417.36 × 2,740.68
  4. Step 4: Simplify right side
    4,282.92x = 17,587,930.20
  5. Step 5: Solve for x
    x = 17,587,930.20/4,282.92
  6. Step 6: Final answer
    x = 4,106.53

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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.