Home / 8,219.33-11,352.02-5,525.87

Finding the Fourth Proportional to 8,219.33, 11,352.02 and 5,525.87

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Solution

The fourth proportional to 8,219.33, 11,352.02 and 5,525.87 is: 7,631.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219.33 : 11,352.02 = 5,525.87 : x
  2. Step 2: Convert to fraction form
    8,219.33/11,352.02 = 5,525.87/x
  3. Step 3: Cross multiply
    8,219.33x = 11,352.02 × 5,525.87
  4. Step 4: Simplify right side
    8,219.33x = 62,729,702.37
  5. Step 5: Solve for x
    x = 62,729,702.37/8,219.33
  6. Step 6: Final answer
    x = 7,631.98

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1.5x scale

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.