Home / 7,388.03-10,195.18-4,030.79

Finding the Fourth Proportional to 7,388.03, 10,195.18 and 4,030.79

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Solution

The fourth proportional to 7,388.03, 10,195.18 and 4,030.79 is: 5,562.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.03 : 10,195.18 = 4,030.79 : x
  2. Step 2: Convert to fraction form
    7,388.03/10,195.18 = 4,030.79/x
  3. Step 3: Cross multiply
    7,388.03x = 10,195.18 × 4,030.79
  4. Step 4: Simplify right side
    7,388.03x = 41,094,629.59
  5. Step 5: Solve for x
    x = 41,094,629.59/7,388.03
  6. Step 6: Final answer
    x = 5,562.33

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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.