Home / 7,333.42-10,121.88-4,191.44

Finding the Fourth Proportional to 7,333.42, 10,121.88 and 4,191.44

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Solution

The fourth proportional to 7,333.42, 10,121.88 and 4,191.44 is: 5,785.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.42 : 10,121.88 = 4,191.44 : x
  2. Step 2: Convert to fraction form
    7,333.42/10,121.88 = 4,191.44/x
  3. Step 3: Cross multiply
    7,333.42x = 10,121.88 × 4,191.44
  4. Step 4: Simplify right side
    7,333.42x = 42,425,252.71
  5. Step 5: Solve for x
    x = 42,425,252.71/7,333.42
  6. Step 6: Final answer
    x = 5,785.19

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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.