Home / 3,546.20-5,319.57-1,698.14

Finding the Fourth Proportional to 3,546.20, 5,319.57 and 1,698.14

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Solution

The fourth proportional to 3,546.20, 5,319.57 and 1,698.14 is: 2,547.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.20 : 5,319.57 = 1,698.14 : x
  2. Step 2: Convert to fraction form
    3,546.20/5,319.57 = 1,698.14/x
  3. Step 3: Cross multiply
    3,546.20x = 5,319.57 × 1,698.14
  4. Step 4: Simplify right side
    3,546.20x = 9,033,374.60
  5. Step 5: Solve for x
    x = 9,033,374.60/3,546.20
  6. Step 6: Final answer
    x = 2,547.34

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1.5x scale

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.