Home / 7,403.08-10,216.26-4,091.08

Finding the Fourth Proportional to 7,403.08, 10,216.26 and 4,091.08

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Solution

The fourth proportional to 7,403.08, 10,216.26 and 4,091.08 is: 5,645.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.08 : 10,216.26 = 4,091.08 : x
  2. Step 2: Convert to fraction form
    7,403.08/10,216.26 = 4,091.08/x
  3. Step 3: Cross multiply
    7,403.08x = 10,216.26 × 4,091.08
  4. Step 4: Simplify right side
    7,403.08x = 41,795,536.96
  5. Step 5: Solve for x
    x = 41,795,536.96/7,403.08
  6. Step 6: Final answer
    x = 5,645.70

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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.