Home / 3,995.47-5,513.63-2,504.20

Finding the Fourth Proportional to 3,995.47, 5,513.63 and 2,504.20

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Solution

The fourth proportional to 3,995.47, 5,513.63 and 2,504.20 is: 3,455.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.47 : 5,513.63 = 2,504.20 : x
  2. Step 2: Convert to fraction form
    3,995.47/5,513.63 = 2,504.20/x
  3. Step 3: Cross multiply
    3,995.47x = 5,513.63 × 2,504.20
  4. Step 4: Simplify right side
    3,995.47x = 13,807,232.25
  5. Step 5: Solve for x
    x = 13,807,232.25/3,995.47
  6. Step 6: Final answer
    x = 3,455.72

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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.