Home / 4,663.10-6,985.19-2,160.75

Finding the Fourth Proportional to 4,663.10, 6,985.19 and 2,160.75

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Solution

The fourth proportional to 4,663.10, 6,985.19 and 2,160.75 is: 3,236.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,663.10 : 6,985.19 = 2,160.75 : x
  2. Step 2: Convert to fraction form
    4,663.10/6,985.19 = 2,160.75/x
  3. Step 3: Cross multiply
    4,663.10x = 6,985.19 × 2,160.75
  4. Step 4: Simplify right side
    4,663.10x = 15,093,249.29
  5. Step 5: Solve for x
    x = 15,093,249.29/4,663.10
  6. Step 6: Final answer
    x = 3,236.74

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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.