Home / 11,922.53-16,452.63-6,545.12

Finding the Fourth Proportional to 11,922.53, 16,452.63 and 6,545.12

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Solution

The fourth proportional to 11,922.53, 16,452.63 and 6,545.12 is: 9,032.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,922.53 : 16,452.63 = 6,545.12 : x
  2. Step 2: Convert to fraction form
    11,922.53/16,452.63 = 6,545.12/x
  3. Step 3: Cross multiply
    11,922.53x = 16,452.63 × 6,545.12
  4. Step 4: Simplify right side
    11,922.53x = 107,684,355.40
  5. Step 5: Solve for x
    x = 107,684,355.40/11,922.53
  6. Step 6: Final answer
    x = 9,032.01

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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.