Home / 2,513.08-3,468-1,394.02

Finding the Fourth Proportional to 2,513.08, 3,468 and 1,394.02

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Solution

The fourth proportional to 2,513.08, 3,468 and 1,394.02 is: 1,923.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513.08 : 3,468 = 1,394.02 : x
  2. Step 2: Convert to fraction form
    2,513.08/3,468 = 1,394.02/x
  3. Step 3: Cross multiply
    2,513.08x = 3,468 × 1,394.02
  4. Step 4: Simplify right side
    2,513.08x = 4,834,461.36
  5. Step 5: Solve for x
    x = 4,834,461.36/2,513.08
  6. Step 6: Final answer
    x = 1,923.72

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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.