Home / 6,361.17-8,776.62-4,123.14

Finding the Fourth Proportional to 6,361.17, 8,776.62 and 4,123.14

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Solution

The fourth proportional to 6,361.17, 8,776.62 and 4,123.14 is: 5,688.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,361.17 : 8,776.62 = 4,123.14 : x
  2. Step 2: Convert to fraction form
    6,361.17/8,776.62 = 4,123.14/x
  3. Step 3: Cross multiply
    6,361.17x = 8,776.62 × 4,123.14
  4. Step 4: Simplify right side
    6,361.17x = 36,187,232.99
  5. Step 5: Solve for x
    x = 36,187,232.99/6,361.17
  6. Step 6: Final answer
    x = 5,688.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.