Home / 7,338.16-10,127.52-4,194.64

Finding the Fourth Proportional to 7,338.16, 10,127.52 and 4,194.64

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Solution

The fourth proportional to 7,338.16, 10,127.52 and 4,194.64 is: 5,789.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.16 : 10,127.52 = 4,194.64 : x
  2. Step 2: Convert to fraction form
    7,338.16/10,127.52 = 4,194.64/x
  3. Step 3: Cross multiply
    7,338.16x = 10,127.52 × 4,194.64
  4. Step 4: Simplify right side
    7,338.16x = 42,481,300.49
  5. Step 5: Solve for x
    x = 42,481,300.49/7,338.16
  6. Step 6: Final answer
    x = 5,789.09

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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.