Home / 3,646.47-5,464.58-2,084.13

Finding the Fourth Proportional to 3,646.47, 5,464.58 and 2,084.13

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Solution

The fourth proportional to 3,646.47, 5,464.58 and 2,084.13 is: 3,123.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.47 : 5,464.58 = 2,084.13 : x
  2. Step 2: Convert to fraction form
    3,646.47/5,464.58 = 2,084.13/x
  3. Step 3: Cross multiply
    3,646.47x = 5,464.58 × 2,084.13
  4. Step 4: Simplify right side
    3,646.47x = 11,388,895.12
  5. Step 5: Solve for x
    x = 11,388,895.12/3,646.47
  6. Step 6: Final answer
    x = 3,123.27

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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.