Home / 10,821.26-14,934.03-6,103.82

Finding the Fourth Proportional to 10,821.26, 14,934.03 and 6,103.82

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Solution

The fourth proportional to 10,821.26, 14,934.03 and 6,103.82 is: 8,423.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,821.26 : 14,934.03 = 6,103.82 : x
  2. Step 2: Convert to fraction form
    10,821.26/14,934.03 = 6,103.82/x
  3. Step 3: Cross multiply
    10,821.26x = 14,934.03 × 6,103.82
  4. Step 4: Simplify right side
    10,821.26x = 91,154,630.99
  5. Step 5: Solve for x
    x = 91,154,630.99/10,821.26
  6. Step 6: Final answer
    x = 8,423.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.