Home / 1,486.01-2,223.75-1,095.09

Finding the Fourth Proportional to 1,486.01, 2,223.75 and 1,095.09

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Solution

The fourth proportional to 1,486.01, 2,223.75 and 1,095.09 is: 1,638.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486.01 : 2,223.75 = 1,095.09 : x
  2. Step 2: Convert to fraction form
    1,486.01/2,223.75 = 1,095.09/x
  3. Step 3: Cross multiply
    1,486.01x = 2,223.75 × 1,095.09
  4. Step 4: Simplify right side
    1,486.01x = 2,435,202.16
  5. Step 5: Solve for x
    x = 2,435,202.16/1,486.01
  6. Step 6: Final answer
    x = 1,638.75

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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.