Home / 4,455.18-6,146.61-2,884.14

Finding the Fourth Proportional to 4,455.18, 6,146.61 and 2,884.14

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Solution

The fourth proportional to 4,455.18, 6,146.61 and 2,884.14 is: 3,979.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.18 : 6,146.61 = 2,884.14 : x
  2. Step 2: Convert to fraction form
    4,455.18/6,146.61 = 2,884.14/x
  3. Step 3: Cross multiply
    4,455.18x = 6,146.61 × 2,884.14
  4. Step 4: Simplify right side
    4,455.18x = 17,727,683.77
  5. Step 5: Solve for x
    x = 17,727,683.77/4,455.18
  6. Step 6: Final answer
    x = 3,979.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.