Home / 4,161.18-5,742.45-2,298.18

Finding the Fourth Proportional to 4,161.18, 5,742.45 and 2,298.18

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Solution

The fourth proportional to 4,161.18, 5,742.45 and 2,298.18 is: 3,171.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.18 : 5,742.45 = 2,298.18 : x
  2. Step 2: Convert to fraction form
    4,161.18/5,742.45 = 2,298.18/x
  3. Step 3: Cross multiply
    4,161.18x = 5,742.45 × 2,298.18
  4. Step 4: Simplify right side
    4,161.18x = 13,197,183.74
  5. Step 5: Solve for x
    x = 13,197,183.74/4,161.18
  6. Step 6: Final answer
    x = 3,171.50

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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.