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Finding the Fourth Proportional to 5,009.15, 6,910.10 and 4,652.97

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Solution

The fourth proportional to 5,009.15, 6,910.10 and 4,652.97 is: 6,418.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.15 : 6,910.10 = 4,652.97 : x
  2. Step 2: Convert to fraction form
    5,009.15/6,910.10 = 4,652.97/x
  3. Step 3: Cross multiply
    5,009.15x = 6,910.10 × 4,652.97
  4. Step 4: Simplify right side
    5,009.15x = 32,152,459.09
  5. Step 5: Solve for x
    x = 32,152,459.09/5,009.15
  6. Step 6: Final answer
    x = 6,418.75

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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.