Home / 7,333.95-10,121.06-4,147.32

Finding the Fourth Proportional to 7,333.95, 10,121.06 and 4,147.32

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Solution

The fourth proportional to 7,333.95, 10,121.06 and 4,147.32 is: 5,723.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.95 : 10,121.06 = 4,147.32 : x
  2. Step 2: Convert to fraction form
    7,333.95/10,121.06 = 4,147.32/x
  3. Step 3: Cross multiply
    7,333.95x = 10,121.06 × 4,147.32
  4. Step 4: Simplify right side
    7,333.95x = 41,975,274.56
  5. Step 5: Solve for x
    x = 41,975,274.56/7,333.95
  6. Step 6: Final answer
    x = 5,723.42

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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.