Home / 4,660.02-6,990.12-1,197.18

Finding the Fourth Proportional to 4,660.02, 6,990.12 and 1,197.18

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Solution

The fourth proportional to 4,660.02, 6,990.12 and 1,197.18 is: 1,795.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.02 : 6,990.12 = 1,197.18 : x
  2. Step 2: Convert to fraction form
    4,660.02/6,990.12 = 1,197.18/x
  3. Step 3: Cross multiply
    4,660.02x = 6,990.12 × 1,197.18
  4. Step 4: Simplify right side
    4,660.02x = 8,368,431.86
  5. Step 5: Solve for x
    x = 8,368,431.86/4,660.02
  6. Step 6: Final answer
    x = 1,795.79

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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.