Home / 5,440.41-8,159.81-1,742.27

Finding the Fourth Proportional to 5,440.41, 8,159.81 and 1,742.27

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Solution

The fourth proportional to 5,440.41, 8,159.81 and 1,742.27 is: 2,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.41 : 8,159.81 = 1,742.27 : x
  2. Step 2: Convert to fraction form
    5,440.41/8,159.81 = 1,742.27/x
  3. Step 3: Cross multiply
    5,440.41x = 8,159.81 × 1,742.27
  4. Step 4: Simplify right side
    5,440.41x = 14,216,542.66
  5. Step 5: Solve for x
    x = 14,216,542.66/5,440.41
  6. Step 6: Final answer
    x = 2,613.14

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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.