Home / 10,937.26-15,091.79-6,156.51

Finding the Fourth Proportional to 10,937.26, 15,091.79 and 6,156.51

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Solution

The fourth proportional to 10,937.26, 15,091.79 and 6,156.51 is: 8,495.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.26 : 15,091.79 = 6,156.51 : x
  2. Step 2: Convert to fraction form
    10,937.26/15,091.79 = 6,156.51/x
  3. Step 3: Cross multiply
    10,937.26x = 15,091.79 × 6,156.51
  4. Step 4: Simplify right side
    10,937.26x = 92,912,756.05
  5. Step 5: Solve for x
    x = 92,912,756.05/10,937.26
  6. Step 6: Final answer
    x = 8,495.07

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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.