Home / 6,926.10-10,401.30-6,707.40

Finding the Fourth Proportional to 6,926.10, 10,401.30 and 6,707.40

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Solution

The fourth proportional to 6,926.10, 10,401.30 and 6,707.40 is: 10,072.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.10 : 10,401.30 = 6,707.40 : x
  2. Step 2: Convert to fraction form
    6,926.10/10,401.30 = 6,707.40/x
  3. Step 3: Cross multiply
    6,926.10x = 10,401.30 × 6,707.40
  4. Step 4: Simplify right side
    6,926.10x = 69,765,679.62
  5. Step 5: Solve for x
    x = 69,765,679.62/6,926.10
  6. Step 6: Final answer
    x = 10,072.87

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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.