Home / 5,499.24-8,247.78-1,603.68

Finding the Fourth Proportional to 5,499.24, 8,247.78 and 1,603.68

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Solution

The fourth proportional to 5,499.24, 8,247.78 and 1,603.68 is: 2,405.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.24 : 8,247.78 = 1,603.68 : x
  2. Step 2: Convert to fraction form
    5,499.24/8,247.78 = 1,603.68/x
  3. Step 3: Cross multiply
    5,499.24x = 8,247.78 × 1,603.68
  4. Step 4: Simplify right side
    5,499.24x = 13,226,799.83
  5. Step 5: Solve for x
    x = 13,226,799.83/5,499.24
  6. Step 6: Final answer
    x = 2,405.21

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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.