Home / 5,442.42-7,511.60-3,206.22

Finding the Fourth Proportional to 5,442.42, 7,511.60 and 3,206.22

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Solution

The fourth proportional to 5,442.42, 7,511.60 and 3,206.22 is: 4,425.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.42 : 7,511.60 = 3,206.22 : x
  2. Step 2: Convert to fraction form
    5,442.42/7,511.60 = 3,206.22/x
  3. Step 3: Cross multiply
    5,442.42x = 7,511.60 × 3,206.22
  4. Step 4: Simplify right side
    5,442.42x = 24,083,822.00
  5. Step 5: Solve for x
    x = 24,083,822.00/5,442.42
  6. Step 6: Final answer
    x = 4,425.20

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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.