Home / 11,361.66-15,677.53-6,325.21

Finding the Fourth Proportional to 11,361.66, 15,677.53 and 6,325.21

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Solution

The fourth proportional to 11,361.66, 15,677.53 and 6,325.21 is: 8,727.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,361.66 : 15,677.53 = 6,325.21 : x
  2. Step 2: Convert to fraction form
    11,361.66/15,677.53 = 6,325.21/x
  3. Step 3: Cross multiply
    11,361.66x = 15,677.53 × 6,325.21
  4. Step 4: Simplify right side
    11,361.66x = 99,163,669.53
  5. Step 5: Solve for x
    x = 99,163,669.53/11,361.66
  6. Step 6: Final answer
    x = 8,727.92

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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.