Home / 1,897.76-2,617.92-1,544.07

Finding the Fourth Proportional to 1,897.76, 2,617.92 and 1,544.07

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Solution

The fourth proportional to 1,897.76, 2,617.92 and 1,544.07 is: 2,130.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897.76 : 2,617.92 = 1,544.07 : x
  2. Step 2: Convert to fraction form
    1,897.76/2,617.92 = 1,544.07/x
  3. Step 3: Cross multiply
    1,897.76x = 2,617.92 × 1,544.07
  4. Step 4: Simplify right side
    1,897.76x = 4,042,251.73
  5. Step 5: Solve for x
    x = 4,042,251.73/1,897.76
  6. Step 6: Final answer
    x = 2,130.02

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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.