Home / 8,984.43-13,478.34-3,437.31

Finding the Fourth Proportional to 8,984.43, 13,478.34 and 3,437.31

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Solution

The fourth proportional to 8,984.43, 13,478.34 and 3,437.31 is: 5,156.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,984.43 : 13,478.34 = 3,437.31 : x
  2. Step 2: Convert to fraction form
    8,984.43/13,478.34 = 3,437.31/x
  3. Step 3: Cross multiply
    8,984.43x = 13,478.34 × 3,437.31
  4. Step 4: Simplify right side
    8,984.43x = 46,329,232.87
  5. Step 5: Solve for x
    x = 46,329,232.87/8,984.43
  6. Step 6: Final answer
    x = 5,156.61

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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.