Home / 3,810.04-5,715.82-1,862.28

Finding the Fourth Proportional to 3,810.04, 5,715.82 and 1,862.28

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Solution

The fourth proportional to 3,810.04, 5,715.82 and 1,862.28 is: 2,793.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.04 : 5,715.82 = 1,862.28 : x
  2. Step 2: Convert to fraction form
    3,810.04/5,715.82 = 1,862.28/x
  3. Step 3: Cross multiply
    3,810.04x = 5,715.82 × 1,862.28
  4. Step 4: Simplify right side
    3,810.04x = 10,644,457.27
  5. Step 5: Solve for x
    x = 10,644,457.27/3,810.04
  6. Step 6: Final answer
    x = 2,793.79

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1.5x scale

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.