Home / 4,389.18-6,583.56-1,102.20

Finding the Fourth Proportional to 4,389.18, 6,583.56 and 1,102.20

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Solution

The fourth proportional to 4,389.18, 6,583.56 and 1,102.20 is: 1,653.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.18 : 6,583.56 = 1,102.20 : x
  2. Step 2: Convert to fraction form
    4,389.18/6,583.56 = 1,102.20/x
  3. Step 3: Cross multiply
    4,389.18x = 6,583.56 × 1,102.20
  4. Step 4: Simplify right side
    4,389.18x = 7,256,399.83
  5. Step 5: Solve for x
    x = 7,256,399.83/4,389.18
  6. Step 6: Final answer
    x = 1,653.25

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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.