Home / 3,810.08-5,715.48-2,653.04

Finding the Fourth Proportional to 3,810.08, 5,715.48 and 2,653.04

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Solution

The fourth proportional to 3,810.08, 5,715.48 and 2,653.04 is: 3,979.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.08 : 5,715.48 = 2,653.04 : x
  2. Step 2: Convert to fraction form
    3,810.08/5,715.48 = 2,653.04/x
  3. Step 3: Cross multiply
    3,810.08x = 5,715.48 × 2,653.04
  4. Step 4: Simplify right side
    3,810.08x = 15,163,397.06
  5. Step 5: Solve for x
    x = 15,163,397.06/3,810.08
  6. Step 6: Final answer
    x = 3,979.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.