Home / 2,931.25-4,396.93-1,370.83

Finding the Fourth Proportional to 2,931.25, 4,396.93 and 1,370.83

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Solution

The fourth proportional to 2,931.25, 4,396.93 and 1,370.83 is: 2,056.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.25 : 4,396.93 = 1,370.83 : x
  2. Step 2: Convert to fraction form
    2,931.25/4,396.93 = 1,370.83/x
  3. Step 3: Cross multiply
    2,931.25x = 4,396.93 × 1,370.83
  4. Step 4: Simplify right side
    2,931.25x = 6,027,443.55
  5. Step 5: Solve for x
    x = 6,027,443.55/2,931.25
  6. Step 6: Final answer
    x = 2,056.27

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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.