Home / 10,554.19-15,839.03-5,007.51

Finding the Fourth Proportional to 10,554.19, 15,839.03 and 5,007.51

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Solution

The fourth proportional to 10,554.19, 15,839.03 and 5,007.51 is: 7,514.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554.19 : 15,839.03 = 5,007.51 : x
  2. Step 2: Convert to fraction form
    10,554.19/15,839.03 = 5,007.51/x
  3. Step 3: Cross multiply
    10,554.19x = 15,839.03 × 5,007.51
  4. Step 4: Simplify right side
    10,554.19x = 79,314,101.12
  5. Step 5: Solve for x
    x = 79,314,101.12/10,554.19
  6. Step 6: Final answer
    x = 7,514.94

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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.