Home / 4,176.66-6,265.96-1,403.12

Finding the Fourth Proportional to 4,176.66, 6,265.96 and 1,403.12

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Solution

The fourth proportional to 4,176.66, 6,265.96 and 1,403.12 is: 2,105.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.66 : 6,265.96 = 1,403.12 : x
  2. Step 2: Convert to fraction form
    4,176.66/6,265.96 = 1,403.12/x
  3. Step 3: Cross multiply
    4,176.66x = 6,265.96 × 1,403.12
  4. Step 4: Simplify right side
    4,176.66x = 8,791,905.95
  5. Step 5: Solve for x
    x = 8,791,905.95/4,176.66
  6. Step 6: Final answer
    x = 2,105.01

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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.