Home / 7,965.22-11,948.10-3,582.69

Finding the Fourth Proportional to 7,965.22, 11,948.10 and 3,582.69

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Solution

The fourth proportional to 7,965.22, 11,948.10 and 3,582.69 is: 5,374.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965.22 : 11,948.10 = 3,582.69 : x
  2. Step 2: Convert to fraction form
    7,965.22/11,948.10 = 3,582.69/x
  3. Step 3: Cross multiply
    7,965.22x = 11,948.10 × 3,582.69
  4. Step 4: Simplify right side
    7,965.22x = 42,806,338.39
  5. Step 5: Solve for x
    x = 42,806,338.39/7,965.22
  6. Step 6: Final answer
    x = 5,374.16

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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.