Home / 10,969.56-15,137.93-5,933.77

Finding the Fourth Proportional to 10,969.56, 15,137.93 and 5,933.77

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Solution

The fourth proportional to 10,969.56, 15,137.93 and 5,933.77 is: 8,188.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,969.56 : 15,137.93 = 5,933.77 : x
  2. Step 2: Convert to fraction form
    10,969.56/15,137.93 = 5,933.77/x
  3. Step 3: Cross multiply
    10,969.56x = 15,137.93 × 5,933.77
  4. Step 4: Simplify right side
    10,969.56x = 89,824,994.90
  5. Step 5: Solve for x
    x = 89,824,994.90/10,969.56
  6. Step 6: Final answer
    x = 8,188.57

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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.