Home / 1,851.80-2,554.22-1,458.14

Finding the Fourth Proportional to 1,851.80, 2,554.22 and 1,458.14

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Solution

The fourth proportional to 1,851.80, 2,554.22 and 1,458.14 is: 2,011.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851.80 : 2,554.22 = 1,458.14 : x
  2. Step 2: Convert to fraction form
    1,851.80/2,554.22 = 1,458.14/x
  3. Step 3: Cross multiply
    1,851.80x = 2,554.22 × 1,458.14
  4. Step 4: Simplify right side
    1,851.80x = 3,724,410.35
  5. Step 5: Solve for x
    x = 3,724,410.35/1,851.80
  6. Step 6: Final answer
    x = 2,011.24

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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.