Home / 10,813.29-14,922.35-6,336.15

Finding the Fourth Proportional to 10,813.29, 14,922.35 and 6,336.15

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Solution

The fourth proportional to 10,813.29, 14,922.35 and 6,336.15 is: 8,743.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,813.29 : 14,922.35 = 6,336.15 : x
  2. Step 2: Convert to fraction form
    10,813.29/14,922.35 = 6,336.15/x
  3. Step 3: Cross multiply
    10,813.29x = 14,922.35 × 6,336.15
  4. Step 4: Simplify right side
    10,813.29x = 94,550,141.66
  5. Step 5: Solve for x
    x = 94,550,141.66/10,813.29
  6. Step 6: Final answer
    x = 8,743.89

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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.