Home / 10,333.99-14,255.88-6,139.27

Finding the Fourth Proportional to 10,333.99, 14,255.88 and 6,139.27

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Solution

The fourth proportional to 10,333.99, 14,255.88 and 6,139.27 is: 8,469.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,333.99 : 14,255.88 = 6,139.27 : x
  2. Step 2: Convert to fraction form
    10,333.99/14,255.88 = 6,139.27/x
  3. Step 3: Cross multiply
    10,333.99x = 14,255.88 × 6,139.27
  4. Step 4: Simplify right side
    10,333.99x = 87,520,696.41
  5. Step 5: Solve for x
    x = 87,520,696.41/10,333.99
  6. Step 6: Final answer
    x = 8,469.21

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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.