Home / 10,270.41-14,173.14-5,554.68

Finding the Fourth Proportional to 10,270.41, 14,173.14 and 5,554.68

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Solution

The fourth proportional to 10,270.41, 14,173.14 and 5,554.68 is: 7,665.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,270.41 : 14,173.14 = 5,554.68 : x
  2. Step 2: Convert to fraction form
    10,270.41/14,173.14 = 5,554.68/x
  3. Step 3: Cross multiply
    10,270.41x = 14,173.14 × 5,554.68
  4. Step 4: Simplify right side
    10,270.41x = 78,727,257.30
  5. Step 5: Solve for x
    x = 78,727,257.30/10,270.41
  6. Step 6: Final answer
    x = 7,665.44

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1.5x scale

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.