Home / 4,176.48-6,264.49-1,403.21

Finding the Fourth Proportional to 4,176.48, 6,264.49 and 1,403.21

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Solution

The fourth proportional to 4,176.48, 6,264.49 and 1,403.21 is: 2,104.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.48 : 6,264.49 = 1,403.21 : x
  2. Step 2: Convert to fraction form
    4,176.48/6,264.49 = 1,403.21/x
  3. Step 3: Cross multiply
    4,176.48x = 6,264.49 × 1,403.21
  4. Step 4: Simplify right side
    4,176.48x = 8,790,395.01
  5. Step 5: Solve for x
    x = 8,790,395.01/4,176.48
  6. Step 6: Final answer
    x = 2,104.74

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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.