Home / 7,274.96-10,039.52-4,131.17

Finding the Fourth Proportional to 7,274.96, 10,039.52 and 4,131.17

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Solution

The fourth proportional to 7,274.96, 10,039.52 and 4,131.17 is: 5,701.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274.96 : 10,039.52 = 4,131.17 : x
  2. Step 2: Convert to fraction form
    7,274.96/10,039.52 = 4,131.17/x
  3. Step 3: Cross multiply
    7,274.96x = 10,039.52 × 4,131.17
  4. Step 4: Simplify right side
    7,274.96x = 41,474,943.18
  5. Step 5: Solve for x
    x = 41,474,943.18/7,274.96
  6. Step 6: Final answer
    x = 5,701.05

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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.