Home / 8,182.02-11,279.84-5,525.22

Finding the Fourth Proportional to 8,182.02, 11,279.84 and 5,525.22

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Solution

The fourth proportional to 8,182.02, 11,279.84 and 5,525.22 is: 7,617.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182.02 : 11,279.84 = 5,525.22 : x
  2. Step 2: Convert to fraction form
    8,182.02/11,279.84 = 5,525.22/x
  3. Step 3: Cross multiply
    8,182.02x = 11,279.84 × 5,525.22
  4. Step 4: Simplify right side
    8,182.02x = 62,323,597.56
  5. Step 5: Solve for x
    x = 62,323,597.56/8,182.02
  6. Step 6: Final answer
    x = 7,617.14

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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.