Home / 8,827.99-13,229.68-6,634.15

Finding the Fourth Proportional to 8,827.99, 13,229.68 and 6,634.15

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Solution

The fourth proportional to 8,827.99, 13,229.68 and 6,634.15 is: 9,941.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.99 : 13,229.68 = 6,634.15 : x
  2. Step 2: Convert to fraction form
    8,827.99/13,229.68 = 6,634.15/x
  3. Step 3: Cross multiply
    8,827.99x = 13,229.68 × 6,634.15
  4. Step 4: Simplify right side
    8,827.99x = 87,767,718.77
  5. Step 5: Solve for x
    x = 87,767,718.77/8,827.99
  6. Step 6: Final answer
    x = 9,941.98

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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.