Home / 5,436.24-8,154.48-4,620.24

Finding the Fourth Proportional to 5,436.24, 8,154.48 and 4,620.24

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Solution

The fourth proportional to 5,436.24, 8,154.48 and 4,620.24 is: 6,930.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.24 : 8,154.48 = 4,620.24 : x
  2. Step 2: Convert to fraction form
    5,436.24/8,154.48 = 4,620.24/x
  3. Step 3: Cross multiply
    5,436.24x = 8,154.48 × 4,620.24
  4. Step 4: Simplify right side
    5,436.24x = 37,675,654.68
  5. Step 5: Solve for x
    x = 37,675,654.68/5,436.24
  6. Step 6: Final answer
    x = 6,930.46

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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.