Home / 6,149.85-9,225.06-1,767.21

Finding the Fourth Proportional to 6,149.85, 9,225.06 and 1,767.21

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Solution

The fourth proportional to 6,149.85, 9,225.06 and 1,767.21 is: 2,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,149.85 : 9,225.06 = 1,767.21 : x
  2. Step 2: Convert to fraction form
    6,149.85/9,225.06 = 1,767.21/x
  3. Step 3: Cross multiply
    6,149.85x = 9,225.06 × 1,767.21
  4. Step 4: Simplify right side
    6,149.85x = 16,302,618.28
  5. Step 5: Solve for x
    x = 16,302,618.28/6,149.85
  6. Step 6: Final answer
    x = 2,650.90

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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.