Home / 7,308.99-10,087.07-4,166.19

Finding the Fourth Proportional to 7,308.99, 10,087.07 and 4,166.19

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Solution

The fourth proportional to 7,308.99, 10,087.07 and 4,166.19 is: 5,749.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,308.99 : 10,087.07 = 4,166.19 : x
  2. Step 2: Convert to fraction form
    7,308.99/10,087.07 = 4,166.19/x
  3. Step 3: Cross multiply
    7,308.99x = 10,087.07 × 4,166.19
  4. Step 4: Simplify right side
    7,308.99x = 42,024,629.33
  5. Step 5: Solve for x
    x = 42,024,629.33/7,308.99
  6. Step 6: Final answer
    x = 5,749.72

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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.