Home / 7,240.08-10,860.13-2,309.74

Finding the Fourth Proportional to 7,240.08, 10,860.13 and 2,309.74

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Solution

The fourth proportional to 7,240.08, 10,860.13 and 2,309.74 is: 3,464.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.08 : 10,860.13 = 2,309.74 : x
  2. Step 2: Convert to fraction form
    7,240.08/10,860.13 = 2,309.74/x
  3. Step 3: Cross multiply
    7,240.08x = 10,860.13 × 2,309.74
  4. Step 4: Simplify right side
    7,240.08x = 25,084,076.67
  5. Step 5: Solve for x
    x = 25,084,076.67/7,240.08
  6. Step 6: Final answer
    x = 3,464.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.