Home / 2,588.98-3,883.96-1,201.40

Finding the Fourth Proportional to 2,588.98, 3,883.96 and 1,201.40

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Solution

The fourth proportional to 2,588.98, 3,883.96 and 1,201.40 is: 1,802.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.98 : 3,883.96 = 1,201.40 : x
  2. Step 2: Convert to fraction form
    2,588.98/3,883.96 = 1,201.40/x
  3. Step 3: Cross multiply
    2,588.98x = 3,883.96 × 1,201.40
  4. Step 4: Simplify right side
    2,588.98x = 4,666,189.54
  5. Step 5: Solve for x
    x = 4,666,189.54/2,588.98
  6. Step 6: Final answer
    x = 1,802.33

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1.5x scale

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.