Home / 3,937.30-5,437.98-2,676.26

Finding the Fourth Proportional to 3,937.30, 5,437.98 and 2,676.26

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Solution

The fourth proportional to 3,937.30, 5,437.98 and 2,676.26 is: 3,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.30 : 5,437.98 = 2,676.26 : x
  2. Step 2: Convert to fraction form
    3,937.30/5,437.98 = 2,676.26/x
  3. Step 3: Cross multiply
    3,937.30x = 5,437.98 × 2,676.26
  4. Step 4: Simplify right side
    3,937.30x = 14,553,448.35
  5. Step 5: Solve for x
    x = 14,553,448.35/3,937.30
  6. Step 6: Final answer
    x = 3,696.30

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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.