Home / 1,461.70-2,202.32-1,323.06

Finding the Fourth Proportional to 1,461.70, 2,202.32 and 1,323.06

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Solution

The fourth proportional to 1,461.70, 2,202.32 and 1,323.06 is: 1,993.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461.70 : 2,202.32 = 1,323.06 : x
  2. Step 2: Convert to fraction form
    1,461.70/2,202.32 = 1,323.06/x
  3. Step 3: Cross multiply
    1,461.70x = 2,202.32 × 1,323.06
  4. Step 4: Simplify right side
    1,461.70x = 2,913,801.50
  5. Step 5: Solve for x
    x = 2,913,801.50/1,461.70
  6. Step 6: Final answer
    x = 1,993.43

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.