Home / 3,431.16-4,735.01-1,859.25

Finding the Fourth Proportional to 3,431.16, 4,735.01 and 1,859.25

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Solution

The fourth proportional to 3,431.16, 4,735.01 and 1,859.25 is: 2,565.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431.16 : 4,735.01 = 1,859.25 : x
  2. Step 2: Convert to fraction form
    3,431.16/4,735.01 = 1,859.25/x
  3. Step 3: Cross multiply
    3,431.16x = 4,735.01 × 1,859.25
  4. Step 4: Simplify right side
    3,431.16x = 8,803,558.05
  5. Step 5: Solve for x
    x = 8,803,558.05/3,431.16
  6. Step 6: Final answer
    x = 2,565.77

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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.