Home / 7,167.24-10,746.65-2,168.11

Finding the Fourth Proportional to 7,167.24, 10,746.65 and 2,168.11

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Solution

The fourth proportional to 7,167.24, 10,746.65 and 2,168.11 is: 3,250.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167.24 : 10,746.65 = 2,168.11 : x
  2. Step 2: Convert to fraction form
    7,167.24/10,746.65 = 2,168.11/x
  3. Step 3: Cross multiply
    7,167.24x = 10,746.65 × 2,168.11
  4. Step 4: Simplify right side
    7,167.24x = 23,299,889.75
  5. Step 5: Solve for x
    x = 23,299,889.75/7,167.24
  6. Step 6: Final answer
    x = 3,250.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.