Home / 5,235.71-7,224.26-3,345.84

Finding the Fourth Proportional to 5,235.71, 7,224.26 and 3,345.84

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Solution

The fourth proportional to 5,235.71, 7,224.26 and 3,345.84 is: 4,616.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.71 : 7,224.26 = 3,345.84 : x
  2. Step 2: Convert to fraction form
    5,235.71/7,224.26 = 3,345.84/x
  3. Step 3: Cross multiply
    5,235.71x = 7,224.26 × 3,345.84
  4. Step 4: Simplify right side
    5,235.71x = 24,171,218.08
  5. Step 5: Solve for x
    x = 24,171,218.08/5,235.71
  6. Step 6: Final answer
    x = 4,616.61

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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.