Home / 5,551.22-8,325.12-2,430.47

Finding the Fourth Proportional to 5,551.22, 8,325.12 and 2,430.47

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Solution

The fourth proportional to 5,551.22, 8,325.12 and 2,430.47 is: 3,644.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.22 : 8,325.12 = 2,430.47 : x
  2. Step 2: Convert to fraction form
    5,551.22/8,325.12 = 2,430.47/x
  3. Step 3: Cross multiply
    5,551.22x = 8,325.12 × 2,430.47
  4. Step 4: Simplify right side
    5,551.22x = 20,234,000.19
  5. Step 5: Solve for x
    x = 20,234,000.19/5,551.22
  6. Step 6: Final answer
    x = 3,644.96

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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.