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Finding the Fourth Proportional to 9,368.89, 14,053.34 and 2,799.69

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Solution

The fourth proportional to 9,368.89, 14,053.34 and 2,799.69 is: 4,199.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,368.89 : 14,053.34 = 2,799.69 : x
  2. Step 2: Convert to fraction form
    9,368.89/14,053.34 = 2,799.69/x
  3. Step 3: Cross multiply
    9,368.89x = 14,053.34 × 2,799.69
  4. Step 4: Simplify right side
    9,368.89x = 39,344,981.47
  5. Step 5: Solve for x
    x = 39,344,981.47/9,368.89
  6. Step 6: Final answer
    x = 4,199.54

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.