Home / 5,328.78-7,355.01-3,232.50

Finding the Fourth Proportional to 5,328.78, 7,355.01 and 3,232.50

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Solution

The fourth proportional to 5,328.78, 7,355.01 and 3,232.50 is: 4,461.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.78 : 7,355.01 = 3,232.50 : x
  2. Step 2: Convert to fraction form
    5,328.78/7,355.01 = 3,232.50/x
  3. Step 3: Cross multiply
    5,328.78x = 7,355.01 × 3,232.50
  4. Step 4: Simplify right side
    5,328.78x = 23,775,069.83
  5. Step 5: Solve for x
    x = 23,775,069.83/5,328.78
  6. Step 6: Final answer
    x = 4,461.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.