Home / 1,541.45-2,313.46-801.51

Finding the Fourth Proportional to 1,541.45, 2,313.46 and 801.51

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Solution

The fourth proportional to 1,541.45, 2,313.46 and 801.51 is: 1,202.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.45 : 2,313.46 = 801.51 : x
  2. Step 2: Convert to fraction form
    1,541.45/2,313.46 = 801.51/x
  3. Step 3: Cross multiply
    1,541.45x = 2,313.46 × 801.51
  4. Step 4: Simplify right side
    1,541.45x = 1,854,272.17
  5. Step 5: Solve for x
    x = 1,854,272.17/1,541.45
  6. Step 6: Final answer
    x = 1,202.94

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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.