Home / 3,822.08-5,273.51-2,143.53

Finding the Fourth Proportional to 3,822.08, 5,273.51 and 2,143.53

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Solution

The fourth proportional to 3,822.08, 5,273.51 and 2,143.53 is: 2,957.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.08 : 5,273.51 = 2,143.53 : x
  2. Step 2: Convert to fraction form
    3,822.08/5,273.51 = 2,143.53/x
  3. Step 3: Cross multiply
    3,822.08x = 5,273.51 × 2,143.53
  4. Step 4: Simplify right side
    3,822.08x = 11,303,916.17
  5. Step 5: Solve for x
    x = 11,303,916.17/3,822.08
  6. Step 6: Final answer
    x = 2,957.53

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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.