Home / 10,554.98-15,835.54-3,892.14

Finding the Fourth Proportional to 10,554.98, 15,835.54 and 3,892.14

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Solution

The fourth proportional to 10,554.98, 15,835.54 and 3,892.14 is: 5,839.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554.98 : 15,835.54 = 3,892.14 : x
  2. Step 2: Convert to fraction form
    10,554.98/15,835.54 = 3,892.14/x
  3. Step 3: Cross multiply
    10,554.98x = 15,835.54 × 3,892.14
  4. Step 4: Simplify right side
    10,554.98x = 61,634,138.66
  5. Step 5: Solve for x
    x = 61,634,138.66/10,554.98
  6. Step 6: Final answer
    x = 5,839.34

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1.5x scale

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.