Home / 5,583.15-8,376-2,421.11

Finding the Fourth Proportional to 5,583.15, 8,376 and 2,421.11

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Solution

The fourth proportional to 5,583.15, 8,376 and 2,421.11 is: 3,632.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,583.15 : 8,376 = 2,421.11 : x
  2. Step 2: Convert to fraction form
    5,583.15/8,376 = 2,421.11/x
  3. Step 3: Cross multiply
    5,583.15x = 8,376 × 2,421.11
  4. Step 4: Simplify right side
    5,583.15x = 20,279,217.36
  5. Step 5: Solve for x
    x = 20,279,217.36/5,583.15
  6. Step 6: Final answer
    x = 3,632.22

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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.