Home / 5,225.65-7,834.36-3,577.20

Finding the Fourth Proportional to 5,225.65, 7,834.36 and 3,577.20

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Solution

The fourth proportional to 5,225.65, 7,834.36 and 3,577.20 is: 5,362.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.65 : 7,834.36 = 3,577.20 : x
  2. Step 2: Convert to fraction form
    5,225.65/7,834.36 = 3,577.20/x
  3. Step 3: Cross multiply
    5,225.65x = 7,834.36 × 3,577.20
  4. Step 4: Simplify right side
    5,225.65x = 28,025,072.59
  5. Step 5: Solve for x
    x = 28,025,072.59/5,225.65
  6. Step 6: Final answer
    x = 5,362.98

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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.