Home / 9,036-13,554.89-3,113.36

Finding the Fourth Proportional to 9,036, 13,554.89 and 3,113.36

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Solution

The fourth proportional to 9,036, 13,554.89 and 3,113.36 is: 4,670.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,036 : 13,554.89 = 3,113.36 : x
  2. Step 2: Convert to fraction form
    9,036/13,554.89 = 3,113.36/x
  3. Step 3: Cross multiply
    9,036x = 13,554.89 × 3,113.36
  4. Step 4: Simplify right side
    9,036x = 42,201,252.33
  5. Step 5: Solve for x
    x = 42,201,252.33/9,036
  6. Step 6: Final answer
    x = 4,670.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.