Home / 3,653.32-5,041.48-2,081.36

Finding the Fourth Proportional to 3,653.32, 5,041.48 and 2,081.36

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Solution

The fourth proportional to 3,653.32, 5,041.48 and 2,081.36 is: 2,872.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.32 : 5,041.48 = 2,081.36 : x
  2. Step 2: Convert to fraction form
    3,653.32/5,041.48 = 2,081.36/x
  3. Step 3: Cross multiply
    3,653.32x = 5,041.48 × 2,081.36
  4. Step 4: Simplify right side
    3,653.32x = 10,493,134.81
  5. Step 5: Solve for x
    x = 10,493,134.81/3,653.32
  6. Step 6: Final answer
    x = 2,872.22

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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.