Home / 8,075.02-11,143.46-4,538.22

Finding the Fourth Proportional to 8,075.02, 11,143.46 and 4,538.22

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Solution

The fourth proportional to 8,075.02, 11,143.46 and 4,538.22 is: 6,262.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075.02 : 11,143.46 = 4,538.22 : x
  2. Step 2: Convert to fraction form
    8,075.02/11,143.46 = 4,538.22/x
  3. Step 3: Cross multiply
    8,075.02x = 11,143.46 × 4,538.22
  4. Step 4: Simplify right side
    8,075.02x = 50,571,473.04
  5. Step 5: Solve for x
    x = 50,571,473.04/8,075.02
  6. Step 6: Final answer
    x = 6,262.71

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Half scale
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Double scale
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Similar ratio
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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.