Home / 4,223.10-5,827.77-2,455.02

Finding the Fourth Proportional to 4,223.10, 5,827.77 and 2,455.02

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Solution

The fourth proportional to 4,223.10, 5,827.77 and 2,455.02 is: 3,387.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.10 : 5,827.77 = 2,455.02 : x
  2. Step 2: Convert to fraction form
    4,223.10/5,827.77 = 2,455.02/x
  3. Step 3: Cross multiply
    4,223.10x = 5,827.77 × 2,455.02
  4. Step 4: Simplify right side
    4,223.10x = 14,307,291.91
  5. Step 5: Solve for x
    x = 14,307,291.91/4,223.10
  6. Step 6: Final answer
    x = 3,387.86

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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.