Home / 6,941.21-10,407.18-3,822.69

Finding the Fourth Proportional to 6,941.21, 10,407.18 and 3,822.69

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Solution

The fourth proportional to 6,941.21, 10,407.18 and 3,822.69 is: 5,731.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,941.21 : 10,407.18 = 3,822.69 : x
  2. Step 2: Convert to fraction form
    6,941.21/10,407.18 = 3,822.69/x
  3. Step 3: Cross multiply
    6,941.21x = 10,407.18 × 3,822.69
  4. Step 4: Simplify right side
    6,941.21x = 39,783,476.28
  5. Step 5: Solve for x
    x = 39,783,476.28/6,941.21
  6. Step 6: Final answer
    x = 5,731.49

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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.