Home / 8,199.02-12,353.85-6,770.18

Finding the Fourth Proportional to 8,199.02, 12,353.85 and 6,770.18

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Solution

The fourth proportional to 8,199.02, 12,353.85 and 6,770.18 is: 10,200.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.02 : 12,353.85 = 6,770.18 : x
  2. Step 2: Convert to fraction form
    8,199.02/12,353.85 = 6,770.18/x
  3. Step 3: Cross multiply
    8,199.02x = 12,353.85 × 6,770.18
  4. Step 4: Simplify right side
    8,199.02x = 83,637,788.19
  5. Step 5: Solve for x
    x = 83,637,788.19/8,199.02
  6. Step 6: Final answer
    x = 10,200.95

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Half scale
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Double scale
Find fourth proportional to 8,200.02, 12,355.36 and 6,771.18
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.