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Finding the Fourth Proportional to 10,866.26, 14,994.50 and 6,328.23

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Solution

The fourth proportional to 10,866.26, 14,994.50 and 6,328.23 is: 8,732.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866.26 : 14,994.50 = 6,328.23 : x
  2. Step 2: Convert to fraction form
    10,866.26/14,994.50 = 6,328.23/x
  3. Step 3: Cross multiply
    10,866.26x = 14,994.50 × 6,328.23
  4. Step 4: Simplify right side
    10,866.26x = 94,888,613.09
  5. Step 5: Solve for x
    x = 94,888,613.09/10,866.26
  6. Step 6: Final answer
    x = 8,732.41

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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.