Home / 2,803.44-3,867.72-1,624.08

Finding the Fourth Proportional to 2,803.44, 3,867.72 and 1,624.08

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Solution

The fourth proportional to 2,803.44, 3,867.72 and 1,624.08 is: 2,240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803.44 : 3,867.72 = 1,624.08 : x
  2. Step 2: Convert to fraction form
    2,803.44/3,867.72 = 1,624.08/x
  3. Step 3: Cross multiply
    2,803.44x = 3,867.72 × 1,624.08
  4. Step 4: Simplify right side
    2,803.44x = 6,281,486.70
  5. Step 5: Solve for x
    x = 6,281,486.70/2,803.44
  6. Step 6: Final answer
    x = 2,240.64

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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.