Home / 8,941.49-13,412.04-4,789.61

Finding the Fourth Proportional to 8,941.49, 13,412.04 and 4,789.61

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Solution

The fourth proportional to 8,941.49, 13,412.04 and 4,789.61 is: 7,184.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.49 : 13,412.04 = 4,789.61 : x
  2. Step 2: Convert to fraction form
    8,941.49/13,412.04 = 4,789.61/x
  3. Step 3: Cross multiply
    8,941.49x = 13,412.04 × 4,789.61
  4. Step 4: Simplify right side
    8,941.49x = 64,238,402.13
  5. Step 5: Solve for x
    x = 64,238,402.13/8,941.49
  6. Step 6: Final answer
    x = 7,184.31

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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.