Home / 2,133.36-2,944.20-1,294.08

Finding the Fourth Proportional to 2,133.36, 2,944.20 and 1,294.08

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Solution

The fourth proportional to 2,133.36, 2,944.20 and 1,294.08 is: 1,785.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.36 : 2,944.20 = 1,294.08 : x
  2. Step 2: Convert to fraction form
    2,133.36/2,944.20 = 1,294.08/x
  3. Step 3: Cross multiply
    2,133.36x = 2,944.20 × 1,294.08
  4. Step 4: Simplify right side
    2,133.36x = 3,810,030.34
  5. Step 5: Solve for x
    x = 3,810,030.34/2,133.36
  6. Step 6: Final answer
    x = 1,785.93

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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.