Home / 7,388.10-10,195.39-4,030.92

Finding the Fourth Proportional to 7,388.10, 10,195.39 and 4,030.92

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Solution

The fourth proportional to 7,388.10, 10,195.39 and 4,030.92 is: 5,562.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.10 : 10,195.39 = 4,030.92 : x
  2. Step 2: Convert to fraction form
    7,388.10/10,195.39 = 4,030.92/x
  3. Step 3: Cross multiply
    7,388.10x = 10,195.39 × 4,030.92
  4. Step 4: Simplify right side
    7,388.10x = 41,096,767.24
  5. Step 5: Solve for x
    x = 41,096,767.24/7,388.10
  6. Step 6: Final answer
    x = 5,562.56

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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.