Home / 10,146.06-15,220.26-3,904.62

Finding the Fourth Proportional to 10,146.06, 15,220.26 and 3,904.62

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Solution

The fourth proportional to 10,146.06, 15,220.26 and 3,904.62 is: 5,857.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,146.06 : 15,220.26 = 3,904.62 : x
  2. Step 2: Convert to fraction form
    10,146.06/15,220.26 = 3,904.62/x
  3. Step 3: Cross multiply
    10,146.06x = 15,220.26 × 3,904.62
  4. Step 4: Simplify right side
    10,146.06x = 59,429,331.60
  5. Step 5: Solve for x
    x = 59,429,331.60/10,146.06
  6. Step 6: Final answer
    x = 5,857.38

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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.