Home / 8,416.82-12,624.77-2,572.98

Finding the Fourth Proportional to 8,416.82, 12,624.77 and 2,572.98

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Solution

The fourth proportional to 8,416.82, 12,624.77 and 2,572.98 is: 3,859.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416.82 : 12,624.77 = 2,572.98 : x
  2. Step 2: Convert to fraction form
    8,416.82/12,624.77 = 2,572.98/x
  3. Step 3: Cross multiply
    8,416.82x = 12,624.77 × 2,572.98
  4. Step 4: Simplify right side
    8,416.82x = 32,483,267.85
  5. Step 5: Solve for x
    x = 32,483,267.85/8,416.82
  6. Step 6: Final answer
    x = 3,859.33

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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.