Home / 9,778.49-14,664.65-3,203.16

Finding the Fourth Proportional to 9,778.49, 14,664.65 and 3,203.16

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Solution

The fourth proportional to 9,778.49, 14,664.65 and 3,203.16 is: 4,803.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,778.49 : 14,664.65 = 3,203.16 : x
  2. Step 2: Convert to fraction form
    9,778.49/14,664.65 = 3,203.16/x
  3. Step 3: Cross multiply
    9,778.49x = 14,664.65 × 3,203.16
  4. Step 4: Simplify right side
    9,778.49x = 46,973,204.28
  5. Step 5: Solve for x
    x = 46,973,204.28/9,778.49
  6. Step 6: Final answer
    x = 4,803.73

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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.