Home / 1,356.47-2,032.00-1,242.26

Finding the Fourth Proportional to 1,356.47, 2,032.00 and 1,242.26

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Solution

The fourth proportional to 1,356.47, 2,032.00 and 1,242.26 is: 1,860.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356.47 : 2,032.00 = 1,242.26 : x
  2. Step 2: Convert to fraction form
    1,356.47/2,032.00 = 1,242.26/x
  3. Step 3: Cross multiply
    1,356.47x = 2,032.00 × 1,242.26
  4. Step 4: Simplify right side
    1,356.47x = 2,524,259.05
  5. Step 5: Solve for x
    x = 2,524,259.05/1,356.47
  6. Step 6: Final answer
    x = 1,860.91

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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.