Home / 4,389.56-6,583.85-1,102.66

Finding the Fourth Proportional to 4,389.56, 6,583.85 and 1,102.66

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Solution

The fourth proportional to 4,389.56, 6,583.85 and 1,102.66 is: 1,653.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.56 : 6,583.85 = 1,102.66 : x
  2. Step 2: Convert to fraction form
    4,389.56/6,583.85 = 1,102.66/x
  3. Step 3: Cross multiply
    4,389.56x = 6,583.85 × 1,102.66
  4. Step 4: Simplify right side
    4,389.56x = 7,259,767.24
  5. Step 5: Solve for x
    x = 7,259,767.24/4,389.56
  6. Step 6: Final answer
    x = 1,653.87

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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.