Home / 2,803.39-3,867.42-1,624.17

Finding the Fourth Proportional to 2,803.39, 3,867.42 and 1,624.17

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Solution

The fourth proportional to 2,803.39, 3,867.42 and 1,624.17 is: 2,240.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803.39 : 3,867.42 = 1,624.17 : x
  2. Step 2: Convert to fraction form
    2,803.39/3,867.42 = 1,624.17/x
  3. Step 3: Cross multiply
    2,803.39x = 3,867.42 × 1,624.17
  4. Step 4: Simplify right side
    2,803.39x = 6,281,347.54
  5. Step 5: Solve for x
    x = 6,281,347.54/2,803.39
  6. Step 6: Final answer
    x = 2,240.63

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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.