Home / 4,066.67-5,612.01-2,274.21

Finding the Fourth Proportional to 4,066.67, 5,612.01 and 2,274.21

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Solution

The fourth proportional to 4,066.67, 5,612.01 and 2,274.21 is: 3,138.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.67 : 5,612.01 = 2,274.21 : x
  2. Step 2: Convert to fraction form
    4,066.67/5,612.01 = 2,274.21/x
  3. Step 3: Cross multiply
    4,066.67x = 5,612.01 × 2,274.21
  4. Step 4: Simplify right side
    4,066.67x = 12,762,889.26
  5. Step 5: Solve for x
    x = 12,762,889.26/4,066.67
  6. Step 6: Final answer
    x = 3,138.41

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Half scale
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Double scale
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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.