Home / 2,253.73-3,110.14-1,259.01

Finding the Fourth Proportional to 2,253.73, 3,110.14 and 1,259.01

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Solution

The fourth proportional to 2,253.73, 3,110.14 and 1,259.01 is: 1,737.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.73 : 3,110.14 = 1,259.01 : x
  2. Step 2: Convert to fraction form
    2,253.73/3,110.14 = 1,259.01/x
  3. Step 3: Cross multiply
    2,253.73x = 3,110.14 × 1,259.01
  4. Step 4: Simplify right side
    2,253.73x = 3,915,681.81
  5. Step 5: Solve for x
    x = 3,915,681.81/2,253.73
  6. Step 6: Final answer
    x = 1,737.42

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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.