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Finding the Fourth Proportional to 10,648.70, 14,695.49 and 5,933.08

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Solution

The fourth proportional to 10,648.70, 14,695.49 and 5,933.08 is: 8,187.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,648.70 : 14,695.49 = 5,933.08 : x
  2. Step 2: Convert to fraction form
    10,648.70/14,695.49 = 5,933.08/x
  3. Step 3: Cross multiply
    10,648.70x = 14,695.49 × 5,933.08
  4. Step 4: Simplify right side
    10,648.70x = 87,189,551.01
  5. Step 5: Solve for x
    x = 87,189,551.01/10,648.70
  6. Step 6: Final answer
    x = 8,187.81

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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.