Home / 8,429.16-12,645.54-2,586.24

Finding the Fourth Proportional to 8,429.16, 12,645.54 and 2,586.24

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Solution

The fourth proportional to 8,429.16, 12,645.54 and 2,586.24 is: 3,879.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,429.16 : 12,645.54 = 2,586.24 : x
  2. Step 2: Convert to fraction form
    8,429.16/12,645.54 = 2,586.24/x
  3. Step 3: Cross multiply
    8,429.16x = 12,645.54 × 2,586.24
  4. Step 4: Simplify right side
    8,429.16x = 32,704,401.37
  5. Step 5: Solve for x
    x = 32,704,401.37/8,429.16
  6. Step 6: Final answer
    x = 3,879.91

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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.