Home / 3,552.52-4,902.54-1,980.58

Finding the Fourth Proportional to 3,552.52, 4,902.54 and 1,980.58

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Solution

The fourth proportional to 3,552.52, 4,902.54 and 1,980.58 is: 2,733.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.52 : 4,902.54 = 1,980.58 : x
  2. Step 2: Convert to fraction form
    3,552.52/4,902.54 = 1,980.58/x
  3. Step 3: Cross multiply
    3,552.52x = 4,902.54 × 1,980.58
  4. Step 4: Simplify right side
    3,552.52x = 9,709,872.67
  5. Step 5: Solve for x
    x = 9,709,872.67/3,552.52
  6. Step 6: Final answer
    x = 2,733.24

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1.5x scale

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.