Home / 1,865.51-2,574.01-1,202.27

Finding the Fourth Proportional to 1,865.51, 2,574.01 and 1,202.27

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Solution

The fourth proportional to 1,865.51, 2,574.01 and 1,202.27 is: 1,658.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865.51 : 2,574.01 = 1,202.27 : x
  2. Step 2: Convert to fraction form
    1,865.51/2,574.01 = 1,202.27/x
  3. Step 3: Cross multiply
    1,865.51x = 2,574.01 × 1,202.27
  4. Step 4: Simplify right side
    1,865.51x = 3,094,655.00
  5. Step 5: Solve for x
    x = 3,094,655.00/1,865.51
  6. Step 6: Final answer
    x = 1,658.88

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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.