Home / 1,851.13-2,552.64-1,586.49

Finding the Fourth Proportional to 1,851.13, 2,552.64 and 1,586.49

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Solution

The fourth proportional to 1,851.13, 2,552.64 and 1,586.49 is: 2,187.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851.13 : 2,552.64 = 1,586.49 : x
  2. Step 2: Convert to fraction form
    1,851.13/2,552.64 = 1,586.49/x
  3. Step 3: Cross multiply
    1,851.13x = 2,552.64 × 1,586.49
  4. Step 4: Simplify right side
    1,851.13x = 4,049,726.77
  5. Step 5: Solve for x
    x = 4,049,726.77/1,851.13
  6. Step 6: Final answer
    x = 2,187.71

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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.