Home / 4,167.45-5,751.08-2,399.40

Finding the Fourth Proportional to 4,167.45, 5,751.08 and 2,399.40

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Solution

The fourth proportional to 4,167.45, 5,751.08 and 2,399.40 is: 3,311.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.45 : 5,751.08 = 2,399.40 : x
  2. Step 2: Convert to fraction form
    4,167.45/5,751.08 = 2,399.40/x
  3. Step 3: Cross multiply
    4,167.45x = 5,751.08 × 2,399.40
  4. Step 4: Simplify right side
    4,167.45x = 13,799,141.35
  5. Step 5: Solve for x
    x = 13,799,141.35/4,167.45
  6. Step 6: Final answer
    x = 3,311.17

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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.