Home / 8,406.32-12,610.20-2,564.24

Finding the Fourth Proportional to 8,406.32, 12,610.20 and 2,564.24

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Solution

The fourth proportional to 8,406.32, 12,610.20 and 2,564.24 is: 3,846.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,406.32 : 12,610.20 = 2,564.24 : x
  2. Step 2: Convert to fraction form
    8,406.32/12,610.20 = 2,564.24/x
  3. Step 3: Cross multiply
    8,406.32x = 12,610.20 × 2,564.24
  4. Step 4: Simplify right side
    8,406.32x = 32,335,579.25
  5. Step 5: Solve for x
    x = 32,335,579.25/8,406.32
  6. Step 6: Final answer
    x = 3,846.58

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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.