Home / 5,525.10-8,289.54-2,603.61

Finding the Fourth Proportional to 5,525.10, 8,289.54 and 2,603.61

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Solution

The fourth proportional to 5,525.10, 8,289.54 and 2,603.61 is: 3,906.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.10 : 8,289.54 = 2,603.61 : x
  2. Step 2: Convert to fraction form
    5,525.10/8,289.54 = 2,603.61/x
  3. Step 3: Cross multiply
    5,525.10x = 8,289.54 × 2,603.61
  4. Step 4: Simplify right side
    5,525.10x = 21,582,729.24
  5. Step 5: Solve for x
    x = 21,582,729.24/5,525.10
  6. Step 6: Final answer
    x = 3,906.31

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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.