Home / 11,850.84-16,353.42-6,545.40

Finding the Fourth Proportional to 11,850.84, 16,353.42 and 6,545.40

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Solution

The fourth proportional to 11,850.84, 16,353.42 and 6,545.40 is: 9,032.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,850.84 : 16,353.42 = 6,545.40 : x
  2. Step 2: Convert to fraction form
    11,850.84/16,353.42 = 6,545.40/x
  3. Step 3: Cross multiply
    11,850.84x = 16,353.42 × 6,545.40
  4. Step 4: Simplify right side
    11,850.84x = 107,039,675.27
  5. Step 5: Solve for x
    x = 107,039,675.27/11,850.84
  6. Step 6: Final answer
    x = 9,032.24

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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.