Home / 4,103.32-6,154.98-1,913.58

Finding the Fourth Proportional to 4,103.32, 6,154.98 and 1,913.58

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Solution

The fourth proportional to 4,103.32, 6,154.98 and 1,913.58 is: 2,870.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.32 : 6,154.98 = 1,913.58 : x
  2. Step 2: Convert to fraction form
    4,103.32/6,154.98 = 1,913.58/x
  3. Step 3: Cross multiply
    4,103.32x = 6,154.98 × 1,913.58
  4. Step 4: Simplify right side
    4,103.32x = 11,778,046.63
  5. Step 5: Solve for x
    x = 11,778,046.63/4,103.32
  6. Step 6: Final answer
    x = 2,870.37

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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.