Home / 5,435.22-7,500.48-3,045.30

Finding the Fourth Proportional to 5,435.22, 7,500.48 and 3,045.30

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Solution

The fourth proportional to 5,435.22, 7,500.48 and 3,045.30 is: 4,202.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.22 : 7,500.48 = 3,045.30 : x
  2. Step 2: Convert to fraction form
    5,435.22/7,500.48 = 3,045.30/x
  3. Step 3: Cross multiply
    5,435.22x = 7,500.48 × 3,045.30
  4. Step 4: Simplify right side
    5,435.22x = 22,841,175.05
  5. Step 5: Solve for x
    x = 22,841,175.05/5,435.22
  6. Step 6: Final answer
    x = 4,202.43

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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.