Home / 2,023.97-3,035.55-637.12

Finding the Fourth Proportional to 2,023.97, 3,035.55 and 637.12

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Solution

The fourth proportional to 2,023.97, 3,035.55 and 637.12 is: 955.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.97 : 3,035.55 = 637.12 : x
  2. Step 2: Convert to fraction form
    2,023.97/3,035.55 = 637.12/x
  3. Step 3: Cross multiply
    2,023.97x = 3,035.55 × 637.12
  4. Step 4: Simplify right side
    2,023.97x = 1,934,009.62
  5. Step 5: Solve for x
    x = 1,934,009.62/2,023.97
  6. Step 6: Final answer
    x = 955.55

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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.