Home / 2,950.42-4,428.37-1,490.60

Finding the Fourth Proportional to 2,950.42, 4,428.37 and 1,490.60

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Solution

The fourth proportional to 2,950.42, 4,428.37 and 1,490.60 is: 2,237.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.42 : 4,428.37 = 1,490.60 : x
  2. Step 2: Convert to fraction form
    2,950.42/4,428.37 = 1,490.60/x
  3. Step 3: Cross multiply
    2,950.42x = 4,428.37 × 1,490.60
  4. Step 4: Simplify right side
    2,950.42x = 6,600,909.80
  5. Step 5: Solve for x
    x = 6,600,909.80/2,950.42
  6. Step 6: Final answer
    x = 2,237.28

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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.