Home / 3,546.54-5,321.34-1,697.70

Finding the Fourth Proportional to 3,546.54, 5,321.34 and 1,697.70

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Solution

The fourth proportional to 3,546.54, 5,321.34 and 1,697.70 is: 2,547.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.54 : 5,321.34 = 1,697.70 : x
  2. Step 2: Convert to fraction form
    3,546.54/5,321.34 = 1,697.70/x
  3. Step 3: Cross multiply
    3,546.54x = 5,321.34 × 1,697.70
  4. Step 4: Simplify right side
    3,546.54x = 9,034,038.92
  5. Step 5: Solve for x
    x = 9,034,038.92/3,546.54
  6. Step 6: Final answer
    x = 2,547.28

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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.