Home / 4,950.38-7,420.70-2,355.14

Finding the Fourth Proportional to 4,950.38, 7,420.70 and 2,355.14

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Solution

The fourth proportional to 4,950.38, 7,420.70 and 2,355.14 is: 3,530.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.38 : 7,420.70 = 2,355.14 : x
  2. Step 2: Convert to fraction form
    4,950.38/7,420.70 = 2,355.14/x
  3. Step 3: Cross multiply
    4,950.38x = 7,420.70 × 2,355.14
  4. Step 4: Simplify right side
    4,950.38x = 17,476,787.40
  5. Step 5: Solve for x
    x = 17,476,787.40/4,950.38
  6. Step 6: Final answer
    x = 3,530.39

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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.