Home / 2,510.36-3,464.24-1,391.28

Finding the Fourth Proportional to 2,510.36, 3,464.24 and 1,391.28

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Solution

The fourth proportional to 2,510.36, 3,464.24 and 1,391.28 is: 1,919.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510.36 : 3,464.24 = 1,391.28 : x
  2. Step 2: Convert to fraction form
    2,510.36/3,464.24 = 1,391.28/x
  3. Step 3: Cross multiply
    2,510.36x = 3,464.24 × 1,391.28
  4. Step 4: Simplify right side
    2,510.36x = 4,819,727.83
  5. Step 5: Solve for x
    x = 4,819,727.83/2,510.36
  6. Step 6: Final answer
    x = 1,919.93

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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.