Home / 4,102.08-5,661.60-2,423.38

Finding the Fourth Proportional to 4,102.08, 5,661.60 and 2,423.38

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Solution

The fourth proportional to 4,102.08, 5,661.60 and 2,423.38 is: 3,344.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.08 : 5,661.60 = 2,423.38 : x
  2. Step 2: Convert to fraction form
    4,102.08/5,661.60 = 2,423.38/x
  3. Step 3: Cross multiply
    4,102.08x = 5,661.60 × 2,423.38
  4. Step 4: Simplify right side
    4,102.08x = 13,720,208.21
  5. Step 5: Solve for x
    x = 13,720,208.21/4,102.08
  6. Step 6: Final answer
    x = 3,344.70

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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.