Home / 7,394.36-10,203.78-4,036.50

Finding the Fourth Proportional to 7,394.36, 10,203.78 and 4,036.50

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Solution

The fourth proportional to 7,394.36, 10,203.78 and 4,036.50 is: 5,570.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394.36 : 10,203.78 = 4,036.50 : x
  2. Step 2: Convert to fraction form
    7,394.36/10,203.78 = 4,036.50/x
  3. Step 3: Cross multiply
    7,394.36x = 10,203.78 × 4,036.50
  4. Step 4: Simplify right side
    7,394.36x = 41,187,557.97
  5. Step 5: Solve for x
    x = 41,187,557.97/7,394.36
  6. Step 6: Final answer
    x = 5,570.13

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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.