Home / 8,532.10-12,792.69-3,599.20

Finding the Fourth Proportional to 8,532.10, 12,792.69 and 3,599.20

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Solution

The fourth proportional to 8,532.10, 12,792.69 and 3,599.20 is: 5,396.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,532.10 : 12,792.69 = 3,599.20 : x
  2. Step 2: Convert to fraction form
    8,532.10/12,792.69 = 3,599.20/x
  3. Step 3: Cross multiply
    8,532.10x = 12,792.69 × 3,599.20
  4. Step 4: Simplify right side
    8,532.10x = 46,043,449.85
  5. Step 5: Solve for x
    x = 46,043,449.85/8,532.10
  6. Step 6: Final answer
    x = 5,396.50

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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.