Home / 1,458.54-2,013.80-1,180.01

Finding the Fourth Proportional to 1,458.54, 2,013.80 and 1,180.01

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Solution

The fourth proportional to 1,458.54, 2,013.80 and 1,180.01 is: 1,629.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.54 : 2,013.80 = 1,180.01 : x
  2. Step 2: Convert to fraction form
    1,458.54/2,013.80 = 1,180.01/x
  3. Step 3: Cross multiply
    1,458.54x = 2,013.80 × 1,180.01
  4. Step 4: Simplify right side
    1,458.54x = 2,376,304.14
  5. Step 5: Solve for x
    x = 2,376,304.14/1,458.54
  6. Step 6: Final answer
    x = 1,629.23

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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.