Home / 9,983.66-14,973.53-3,319.11

Finding the Fourth Proportional to 9,983.66, 14,973.53 and 3,319.11

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Solution

The fourth proportional to 9,983.66, 14,973.53 and 3,319.11 is: 4,978.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,983.66 : 14,973.53 = 3,319.11 : x
  2. Step 2: Convert to fraction form
    9,983.66/14,973.53 = 3,319.11/x
  3. Step 3: Cross multiply
    9,983.66x = 14,973.53 × 3,319.11
  4. Step 4: Simplify right side
    9,983.66x = 49,698,776.56
  5. Step 5: Solve for x
    x = 49,698,776.56/9,983.66
  6. Step 6: Final answer
    x = 4,978.01

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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.