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Finding the Fourth Proportional to 6,637.05, 9,945.54 and 4,441.86

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Solution

The fourth proportional to 6,637.05, 9,945.54 and 4,441.86 is: 6,656.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,637.05 : 9,945.54 = 4,441.86 : x
  2. Step 2: Convert to fraction form
    6,637.05/9,945.54 = 4,441.86/x
  3. Step 3: Cross multiply
    6,637.05x = 9,945.54 × 4,441.86
  4. Step 4: Simplify right side
    6,637.05x = 44,176,696.30
  5. Step 5: Solve for x
    x = 44,176,696.30/6,637.05
  6. Step 6: Final answer
    x = 6,656.07

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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.