Home / 2,890.42-4,333-1,502.13

Finding the Fourth Proportional to 2,890.42, 4,333 and 1,502.13

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Solution

The fourth proportional to 2,890.42, 4,333 and 1,502.13 is: 2,251.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890.42 : 4,333 = 1,502.13 : x
  2. Step 2: Convert to fraction form
    2,890.42/4,333 = 1,502.13/x
  3. Step 3: Cross multiply
    2,890.42x = 4,333 × 1,502.13
  4. Step 4: Simplify right side
    2,890.42x = 6,508,729.29
  5. Step 5: Solve for x
    x = 6,508,729.29/2,890.42
  6. Step 6: Final answer
    x = 2,251.83

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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.