Home / 2,629.88-3,628.20-1,510.58

Finding the Fourth Proportional to 2,629.88, 3,628.20 and 1,510.58

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Solution

The fourth proportional to 2,629.88, 3,628.20 and 1,510.58 is: 2,084.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.88 : 3,628.20 = 1,510.58 : x
  2. Step 2: Convert to fraction form
    2,629.88/3,628.20 = 1,510.58/x
  3. Step 3: Cross multiply
    2,629.88x = 3,628.20 × 1,510.58
  4. Step 4: Simplify right side
    2,629.88x = 5,480,686.36
  5. Step 5: Solve for x
    x = 5,480,686.36/2,629.88
  6. Step 6: Final answer
    x = 2,084.01

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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.