Home / 2,868.85-4,303.48-1,201.30

Finding the Fourth Proportional to 2,868.85, 4,303.48 and 1,201.30

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Solution

The fourth proportional to 2,868.85, 4,303.48 and 1,201.30 is: 1,802.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868.85 : 4,303.48 = 1,201.30 : x
  2. Step 2: Convert to fraction form
    2,868.85/4,303.48 = 1,201.30/x
  3. Step 3: Cross multiply
    2,868.85x = 4,303.48 × 1,201.30
  4. Step 4: Simplify right side
    2,868.85x = 5,169,759.01
  5. Step 5: Solve for x
    x = 5,169,759.01/2,868.85
  6. Step 6: Final answer
    x = 1,802.03

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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.