Home / 9,319.93-13,983.08-4,389.82

Finding the Fourth Proportional to 9,319.93, 13,983.08 and 4,389.82

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Solution

The fourth proportional to 9,319.93, 13,983.08 and 4,389.82 is: 6,586.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319.93 : 13,983.08 = 4,389.82 : x
  2. Step 2: Convert to fraction form
    9,319.93/13,983.08 = 4,389.82/x
  3. Step 3: Cross multiply
    9,319.93x = 13,983.08 × 4,389.82
  4. Step 4: Simplify right side
    9,319.93x = 61,383,204.25
  5. Step 5: Solve for x
    x = 61,383,204.25/9,319.93
  6. Step 6: Final answer
    x = 6,586.23

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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.