Home / 1,342.14-1,851.64-1,027.08

Finding the Fourth Proportional to 1,342.14, 1,851.64 and 1,027.08

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Solution

The fourth proportional to 1,342.14, 1,851.64 and 1,027.08 is: 1,416.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342.14 : 1,851.64 = 1,027.08 : x
  2. Step 2: Convert to fraction form
    1,342.14/1,851.64 = 1,027.08/x
  3. Step 3: Cross multiply
    1,342.14x = 1,851.64 × 1,027.08
  4. Step 4: Simplify right side
    1,342.14x = 1,901,782.41
  5. Step 5: Solve for x
    x = 1,901,782.41/1,342.14
  6. Step 6: Final answer
    x = 1,416.98

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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.