Home / 5,002.81-7,502.89-1,491.87

Finding the Fourth Proportional to 5,002.81, 7,502.89 and 1,491.87

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Solution

The fourth proportional to 5,002.81, 7,502.89 and 1,491.87 is: 2,237.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,002.81 : 7,502.89 = 1,491.87 : x
  2. Step 2: Convert to fraction form
    5,002.81/7,502.89 = 1,491.87/x
  3. Step 3: Cross multiply
    5,002.81x = 7,502.89 × 1,491.87
  4. Step 4: Simplify right side
    5,002.81x = 11,193,336.50
  5. Step 5: Solve for x
    x = 11,193,336.50/5,002.81
  6. Step 6: Final answer
    x = 2,237.41

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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.