Home / 7,336.05-10,123.56-4,192.04

Finding the Fourth Proportional to 7,336.05, 10,123.56 and 4,192.04

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Solution

The fourth proportional to 7,336.05, 10,123.56 and 4,192.04 is: 5,784.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.05 : 10,123.56 = 4,192.04 : x
  2. Step 2: Convert to fraction form
    7,336.05/10,123.56 = 4,192.04/x
  3. Step 3: Cross multiply
    7,336.05x = 10,123.56 × 4,192.04
  4. Step 4: Simplify right side
    7,336.05x = 42,438,317.84
  5. Step 5: Solve for x
    x = 42,438,317.84/7,336.05
  6. Step 6: Final answer
    x = 5,784.90

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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.