Home / 5,531.16-8,302.20-4,066.20

Finding the Fourth Proportional to 5,531.16, 8,302.20 and 4,066.20

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Solution

The fourth proportional to 5,531.16, 8,302.20 and 4,066.20 is: 6,103.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.16 : 8,302.20 = 4,066.20 : x
  2. Step 2: Convert to fraction form
    5,531.16/8,302.20 = 4,066.20/x
  3. Step 3: Cross multiply
    5,531.16x = 8,302.20 × 4,066.20
  4. Step 4: Simplify right side
    5,531.16x = 33,758,405.64
  5. Step 5: Solve for x
    x = 33,758,405.64/5,531.16
  6. Step 6: Final answer
    x = 6,103.31

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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.