Home / 10,533.24-15,806.75-5,606.42

Finding the Fourth Proportional to 10,533.24, 15,806.75 and 5,606.42

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Solution

The fourth proportional to 10,533.24, 15,806.75 and 5,606.42 is: 8,413.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,533.24 : 15,806.75 = 5,606.42 : x
  2. Step 2: Convert to fraction form
    10,533.24/15,806.75 = 5,606.42/x
  3. Step 3: Cross multiply
    10,533.24x = 15,806.75 × 5,606.42
  4. Step 4: Simplify right side
    10,533.24x = 88,619,172.27
  5. Step 5: Solve for x
    x = 88,619,172.27/10,533.24
  6. Step 6: Final answer
    x = 8,413.29

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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.