Home / 8,075.12-11,144.66-4,538.25

Finding the Fourth Proportional to 8,075.12, 11,144.66 and 4,538.25

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Solution

The fourth proportional to 8,075.12, 11,144.66 and 4,538.25 is: 6,263.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075.12 : 11,144.66 = 4,538.25 : x
  2. Step 2: Convert to fraction form
    8,075.12/11,144.66 = 4,538.25/x
  3. Step 3: Cross multiply
    8,075.12x = 11,144.66 × 4,538.25
  4. Step 4: Simplify right side
    8,075.12x = 50,577,230.55
  5. Step 5: Solve for x
    x = 50,577,230.55/8,075.12
  6. Step 6: Final answer
    x = 6,263.34

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Half scale
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Double scale
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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.