Home / 8,113.17-12,170.18-2,567.10

Finding the Fourth Proportional to 8,113.17, 12,170.18 and 2,567.10

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Solution

The fourth proportional to 8,113.17, 12,170.18 and 2,567.10 is: 3,850.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113.17 : 12,170.18 = 2,567.10 : x
  2. Step 2: Convert to fraction form
    8,113.17/12,170.18 = 2,567.10/x
  3. Step 3: Cross multiply
    8,113.17x = 12,170.18 × 2,567.10
  4. Step 4: Simplify right side
    8,113.17x = 31,242,075.50
  5. Step 5: Solve for x
    x = 31,242,075.50/8,113.17
  6. Step 6: Final answer
    x = 3,850.79

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.