Home / 2,917.76-4,370.40-2,297.28

Finding the Fourth Proportional to 2,917.76, 4,370.40 and 2,297.28

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Solution

The fourth proportional to 2,917.76, 4,370.40 and 2,297.28 is: 3,441.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.76 : 4,370.40 = 2,297.28 : x
  2. Step 2: Convert to fraction form
    2,917.76/4,370.40 = 2,297.28/x
  3. Step 3: Cross multiply
    2,917.76x = 4,370.40 × 2,297.28
  4. Step 4: Simplify right side
    2,917.76x = 10,040,032.51
  5. Step 5: Solve for x
    x = 10,040,032.51/2,917.76
  6. Step 6: Final answer
    x = 3,441.01

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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.