Home / 2,476.02-3,728.73-2,155.26

Finding the Fourth Proportional to 2,476.02, 3,728.73 and 2,155.26

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Solution

The fourth proportional to 2,476.02, 3,728.73 and 2,155.26 is: 3,245.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.02 : 3,728.73 = 2,155.26 : x
  2. Step 2: Convert to fraction form
    2,476.02/3,728.73 = 2,155.26/x
  3. Step 3: Cross multiply
    2,476.02x = 3,728.73 × 2,155.26
  4. Step 4: Simplify right side
    2,476.02x = 8,036,382.62
  5. Step 5: Solve for x
    x = 8,036,382.62/2,476.02
  6. Step 6: Final answer
    x = 3,245.69

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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.