Home / 7,948.99-11,923.58-2,402.38

Finding the Fourth Proportional to 7,948.99, 11,923.58 and 2,402.38

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Solution

The fourth proportional to 7,948.99, 11,923.58 and 2,402.38 is: 3,603.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.99 : 11,923.58 = 2,402.38 : x
  2. Step 2: Convert to fraction form
    7,948.99/11,923.58 = 2,402.38/x
  3. Step 3: Cross multiply
    7,948.99x = 11,923.58 × 2,402.38
  4. Step 4: Simplify right side
    7,948.99x = 28,644,928.30
  5. Step 5: Solve for x
    x = 28,644,928.30/7,948.99
  6. Step 6: Final answer
    x = 3,603.59

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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.