Home / 7,338.36-10,125.90-4,193.88

Finding the Fourth Proportional to 7,338.36, 10,125.90 and 4,193.88

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Solution

The fourth proportional to 7,338.36, 10,125.90 and 4,193.88 is: 5,786.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.36 : 10,125.90 = 4,193.88 : x
  2. Step 2: Convert to fraction form
    7,338.36/10,125.90 = 4,193.88/x
  3. Step 3: Cross multiply
    7,338.36x = 10,125.90 × 4,193.88
  4. Step 4: Simplify right side
    7,338.36x = 42,466,809.49
  5. Step 5: Solve for x
    x = 42,466,809.49/7,338.36
  6. Step 6: Final answer
    x = 5,786.96

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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.