Home / 7,537.11-10,401.08-4,179.75

Finding the Fourth Proportional to 7,537.11, 10,401.08 and 4,179.75

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Solution

The fourth proportional to 7,537.11, 10,401.08 and 4,179.75 is: 5,767.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537.11 : 10,401.08 = 4,179.75 : x
  2. Step 2: Convert to fraction form
    7,537.11/10,401.08 = 4,179.75/x
  3. Step 3: Cross multiply
    7,537.11x = 10,401.08 × 4,179.75
  4. Step 4: Simplify right side
    7,537.11x = 43,473,893.23
  5. Step 5: Solve for x
    x = 43,473,893.23/7,537.11
  6. Step 6: Final answer
    x = 5,767.98

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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.