Home / 7,545.30-11,310.66-2,611.23

Finding the Fourth Proportional to 7,545.30, 11,310.66 and 2,611.23

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Solution

The fourth proportional to 7,545.30, 11,310.66 and 2,611.23 is: 3,914.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.30 : 11,310.66 = 2,611.23 : x
  2. Step 2: Convert to fraction form
    7,545.30/11,310.66 = 2,611.23/x
  3. Step 3: Cross multiply
    7,545.30x = 11,310.66 × 2,611.23
  4. Step 4: Simplify right side
    7,545.30x = 29,534,734.71
  5. Step 5: Solve for x
    x = 29,534,734.71/7,545.30
  6. Step 6: Final answer
    x = 3,914.32

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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.