Home / 4,282.08-6,422.38-1,161.68

Finding the Fourth Proportional to 4,282.08, 6,422.38 and 1,161.68

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Solution

The fourth proportional to 4,282.08, 6,422.38 and 1,161.68 is: 1,742.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.08 : 6,422.38 = 1,161.68 : x
  2. Step 2: Convert to fraction form
    4,282.08/6,422.38 = 1,161.68/x
  3. Step 3: Cross multiply
    4,282.08x = 6,422.38 × 1,161.68
  4. Step 4: Simplify right side
    4,282.08x = 7,460,715.38
  5. Step 5: Solve for x
    x = 7,460,715.38/4,282.08
  6. Step 6: Final answer
    x = 1,742.31

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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.