Home / 10,285.88-14,194.77-6,309.18

Finding the Fourth Proportional to 10,285.88, 14,194.77 and 6,309.18

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Solution

The fourth proportional to 10,285.88, 14,194.77 and 6,309.18 is: 8,706.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,285.88 : 14,194.77 = 6,309.18 : x
  2. Step 2: Convert to fraction form
    10,285.88/14,194.77 = 6,309.18/x
  3. Step 3: Cross multiply
    10,285.88x = 14,194.77 × 6,309.18
  4. Step 4: Simplify right side
    10,285.88x = 89,557,358.99
  5. Step 5: Solve for x
    x = 89,557,358.99/10,285.88
  6. Step 6: Final answer
    x = 8,706.83

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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.