Home / 3,643.44-5,004.30-3,574.32

Finding the Fourth Proportional to 3,643.44, 5,004.30 and 3,574.32

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Solution

The fourth proportional to 3,643.44, 5,004.30 and 3,574.32 is: 4,909.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.44 : 5,004.30 = 3,574.32 : x
  2. Step 2: Convert to fraction form
    3,643.44/5,004.30 = 3,574.32/x
  3. Step 3: Cross multiply
    3,643.44x = 5,004.30 × 3,574.32
  4. Step 4: Simplify right side
    3,643.44x = 17,886,969.58
  5. Step 5: Solve for x
    x = 17,886,969.58/3,643.44
  6. Step 6: Final answer
    x = 4,909.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.