Home / 1,901.36-2,625.36-1,458.56

Finding the Fourth Proportional to 1,901.36, 2,625.36 and 1,458.56

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Solution

The fourth proportional to 1,901.36, 2,625.36 and 1,458.56 is: 2,013.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901.36 : 2,625.36 = 1,458.56 : x
  2. Step 2: Convert to fraction form
    1,901.36/2,625.36 = 1,458.56/x
  3. Step 3: Cross multiply
    1,901.36x = 2,625.36 × 1,458.56
  4. Step 4: Simplify right side
    1,901.36x = 3,829,245.08
  5. Step 5: Solve for x
    x = 3,829,245.08/1,901.36
  6. Step 6: Final answer
    x = 2,013.95

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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.