Home / 3,558.84-5,346.36-2,574.69

Finding the Fourth Proportional to 3,558.84, 5,346.36 and 2,574.69

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Solution

The fourth proportional to 3,558.84, 5,346.36 and 2,574.69 is: 3,867.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.84 : 5,346.36 = 2,574.69 : x
  2. Step 2: Convert to fraction form
    3,558.84/5,346.36 = 2,574.69/x
  3. Step 3: Cross multiply
    3,558.84x = 5,346.36 × 2,574.69
  4. Step 4: Simplify right side
    3,558.84x = 13,765,219.63
  5. Step 5: Solve for x
    x = 13,765,219.63/3,558.84
  6. Step 6: Final answer
    x = 3,867.90

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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.