Home / 7,290.13-10,059.37-4,103.59

Finding the Fourth Proportional to 7,290.13, 10,059.37 and 4,103.59

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Solution

The fourth proportional to 7,290.13, 10,059.37 and 4,103.59 is: 5,662.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290.13 : 10,059.37 = 4,103.59 : x
  2. Step 2: Convert to fraction form
    7,290.13/10,059.37 = 4,103.59/x
  3. Step 3: Cross multiply
    7,290.13x = 10,059.37 × 4,103.59
  4. Step 4: Simplify right side
    7,290.13x = 41,279,530.14
  5. Step 5: Solve for x
    x = 41,279,530.14/7,290.13
  6. Step 6: Final answer
    x = 5,662.39

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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.