Home / 6,931.77-10,401.18-3,468.75

Finding the Fourth Proportional to 6,931.77, 10,401.18 and 3,468.75

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Solution

The fourth proportional to 6,931.77, 10,401.18 and 3,468.75 is: 5,204.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.77 : 10,401.18 = 3,468.75 : x
  2. Step 2: Convert to fraction form
    6,931.77/10,401.18 = 3,468.75/x
  3. Step 3: Cross multiply
    6,931.77x = 10,401.18 × 3,468.75
  4. Step 4: Simplify right side
    6,931.77x = 36,079,093.13
  5. Step 5: Solve for x
    x = 36,079,093.13/6,931.77
  6. Step 6: Final answer
    x = 5,204.89

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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.