Home / 10,910.03-15,054.53-6,130.22

Finding the Fourth Proportional to 10,910.03, 15,054.53 and 6,130.22

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Solution

The fourth proportional to 10,910.03, 15,054.53 and 6,130.22 is: 8,458.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,910.03 : 15,054.53 = 6,130.22 : x
  2. Step 2: Convert to fraction form
    10,910.03/15,054.53 = 6,130.22/x
  3. Step 3: Cross multiply
    10,910.03x = 15,054.53 × 6,130.22
  4. Step 4: Simplify right side
    10,910.03x = 92,287,474.97
  5. Step 5: Solve for x
    x = 92,287,474.97/10,910.03
  6. Step 6: Final answer
    x = 8,458.96

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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.