Home / 1,356.89-2,038.06-1,163.46

Finding the Fourth Proportional to 1,356.89, 2,038.06 and 1,163.46

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Solution

The fourth proportional to 1,356.89, 2,038.06 and 1,163.46 is: 1,747.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356.89 : 2,038.06 = 1,163.46 : x
  2. Step 2: Convert to fraction form
    1,356.89/2,038.06 = 1,163.46/x
  3. Step 3: Cross multiply
    1,356.89x = 2,038.06 × 1,163.46
  4. Step 4: Simplify right side
    1,356.89x = 2,371,210.38
  5. Step 5: Solve for x
    x = 2,371,210.38/1,356.89
  6. Step 6: Final answer
    x = 1,747.54

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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.