Home / 2,573.84-3,552.36-2,020.88

Finding the Fourth Proportional to 2,573.84, 3,552.36 and 2,020.88

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Solution

The fourth proportional to 2,573.84, 3,552.36 and 2,020.88 is: 2,789.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,573.84 : 3,552.36 = 2,020.88 : x
  2. Step 2: Convert to fraction form
    2,573.84/3,552.36 = 2,020.88/x
  3. Step 3: Cross multiply
    2,573.84x = 3,552.36 × 2,020.88
  4. Step 4: Simplify right side
    2,573.84x = 7,178,893.28
  5. Step 5: Solve for x
    x = 7,178,893.28/2,573.84
  6. Step 6: Final answer
    x = 2,789.18

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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.