Home / 3,904.63-5,859.32-1,931.53

Finding the Fourth Proportional to 3,904.63, 5,859.32 and 1,931.53

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Solution

The fourth proportional to 3,904.63, 5,859.32 and 1,931.53 is: 2,898.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.63 : 5,859.32 = 1,931.53 : x
  2. Step 2: Convert to fraction form
    3,904.63/5,859.32 = 1,931.53/x
  3. Step 3: Cross multiply
    3,904.63x = 5,859.32 × 1,931.53
  4. Step 4: Simplify right side
    3,904.63x = 11,317,452.36
  5. Step 5: Solve for x
    x = 11,317,452.36/3,904.63
  6. Step 6: Final answer
    x = 2,898.47

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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.