Home / 6,931.48-10,396.90-2,548.62

Finding the Fourth Proportional to 6,931.48, 10,396.90 and 2,548.62

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Solution

The fourth proportional to 6,931.48, 10,396.90 and 2,548.62 is: 3,822.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.48 : 10,396.90 = 2,548.62 : x
  2. Step 2: Convert to fraction form
    6,931.48/10,396.90 = 2,548.62/x
  3. Step 3: Cross multiply
    6,931.48x = 10,396.90 × 2,548.62
  4. Step 4: Simplify right side
    6,931.48x = 26,497,747.28
  5. Step 5: Solve for x
    x = 26,497,747.28/6,931.48
  6. Step 6: Final answer
    x = 3,822.81

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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.