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Finding the Fourth Proportional to 9,358.85, 14,026.10 and 3,805.72

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Solution

The fourth proportional to 9,358.85, 14,026.10 and 3,805.72 is: 5,703.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,358.85 : 14,026.10 = 3,805.72 : x
  2. Step 2: Convert to fraction form
    9,358.85/14,026.10 = 3,805.72/x
  3. Step 3: Cross multiply
    9,358.85x = 14,026.10 × 3,805.72
  4. Step 4: Simplify right side
    9,358.85x = 53,379,409.29
  5. Step 5: Solve for x
    x = 53,379,409.29/9,358.85
  6. Step 6: Final answer
    x = 5,703.63

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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.