Home / 3,470.48-5,205.72-1,522.70

Finding the Fourth Proportional to 3,470.48, 5,205.72 and 1,522.70

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Solution

The fourth proportional to 3,470.48, 5,205.72 and 1,522.70 is: 2,284.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.48 : 5,205.72 = 1,522.70 : x
  2. Step 2: Convert to fraction form
    3,470.48/5,205.72 = 1,522.70/x
  3. Step 3: Cross multiply
    3,470.48x = 5,205.72 × 1,522.70
  4. Step 4: Simplify right side
    3,470.48x = 7,926,749.84
  5. Step 5: Solve for x
    x = 7,926,749.84/3,470.48
  6. Step 6: Final answer
    x = 2,284.05

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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.