Home / 7,922.48-11,895.40-4,419.33

Finding the Fourth Proportional to 7,922.48, 11,895.40 and 4,419.33

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Solution

The fourth proportional to 7,922.48, 11,895.40 and 4,419.33 is: 6,635.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.48 : 11,895.40 = 4,419.33 : x
  2. Step 2: Convert to fraction form
    7,922.48/11,895.40 = 4,419.33/x
  3. Step 3: Cross multiply
    7,922.48x = 11,895.40 × 4,419.33
  4. Step 4: Simplify right side
    7,922.48x = 52,569,657.30
  5. Step 5: Solve for x
    x = 52,569,657.30/7,922.48
  6. Step 6: Final answer
    x = 6,635.51

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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.