Home / 4,222.74-6,331.96-1,410.57

Finding the Fourth Proportional to 4,222.74, 6,331.96 and 1,410.57

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Solution

The fourth proportional to 4,222.74, 6,331.96 and 1,410.57 is: 2,115.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.74 : 6,331.96 = 1,410.57 : x
  2. Step 2: Convert to fraction form
    4,222.74/6,331.96 = 1,410.57/x
  3. Step 3: Cross multiply
    4,222.74x = 6,331.96 × 1,410.57
  4. Step 4: Simplify right side
    4,222.74x = 8,931,654.36
  5. Step 5: Solve for x
    x = 8,931,654.36/4,222.74
  6. Step 6: Final answer
    x = 2,115.13

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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.