Home / 5,633.20-8,442.60-4,092.40

Finding the Fourth Proportional to 5,633.20, 8,442.60 and 4,092.40

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Solution

The fourth proportional to 5,633.20, 8,442.60 and 4,092.40 is: 6,133.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,633.20 : 8,442.60 = 4,092.40 : x
  2. Step 2: Convert to fraction form
    5,633.20/8,442.60 = 4,092.40/x
  3. Step 3: Cross multiply
    5,633.20x = 8,442.60 × 4,092.40
  4. Step 4: Simplify right side
    5,633.20x = 34,550,496.24
  5. Step 5: Solve for x
    x = 34,550,496.24/5,633.20
  6. Step 6: Final answer
    x = 6,133.37

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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.