Home / 3,639.51-5,022.45-2,046.15

Finding the Fourth Proportional to 3,639.51, 5,022.45 and 2,046.15

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Solution

The fourth proportional to 3,639.51, 5,022.45 and 2,046.15 is: 2,823.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.51 : 5,022.45 = 2,046.15 : x
  2. Step 2: Convert to fraction form
    3,639.51/5,022.45 = 2,046.15/x
  3. Step 3: Cross multiply
    3,639.51x = 5,022.45 × 2,046.15
  4. Step 4: Simplify right side
    3,639.51x = 10,276,686.07
  5. Step 5: Solve for x
    x = 10,276,686.07/3,639.51
  6. Step 6: Final answer
    x = 2,823.65

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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.