Home / 4,389.24-6,580.08-2,136.66

Finding the Fourth Proportional to 4,389.24, 6,580.08 and 2,136.66

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Solution

The fourth proportional to 4,389.24, 6,580.08 and 2,136.66 is: 3,203.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.24 : 6,580.08 = 2,136.66 : x
  2. Step 2: Convert to fraction form
    4,389.24/6,580.08 = 2,136.66/x
  3. Step 3: Cross multiply
    4,389.24x = 6,580.08 × 2,136.66
  4. Step 4: Simplify right side
    4,389.24x = 14,059,393.73
  5. Step 5: Solve for x
    x = 14,059,393.73/4,389.24
  6. Step 6: Final answer
    x = 3,203.15

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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.