Home / 8,825.91-13,240.50-2,903.12

Finding the Fourth Proportional to 8,825.91, 13,240.50 and 2,903.12

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Solution

The fourth proportional to 8,825.91, 13,240.50 and 2,903.12 is: 4,355.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.91 : 13,240.50 = 2,903.12 : x
  2. Step 2: Convert to fraction form
    8,825.91/13,240.50 = 2,903.12/x
  3. Step 3: Cross multiply
    8,825.91x = 13,240.50 × 2,903.12
  4. Step 4: Simplify right side
    8,825.91x = 38,438,807.40
  5. Step 5: Solve for x
    x = 38,438,807.40/8,825.91
  6. Step 6: Final answer
    x = 4,355.22

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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.