Home / 4,103.16-6,146.16-1,913.76

Finding the Fourth Proportional to 4,103.16, 6,146.16 and 1,913.76

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Solution

The fourth proportional to 4,103.16, 6,146.16 and 1,913.76 is: 2,866.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.16 : 6,146.16 = 1,913.76 : x
  2. Step 2: Convert to fraction form
    4,103.16/6,146.16 = 1,913.76/x
  3. Step 3: Cross multiply
    4,103.16x = 6,146.16 × 1,913.76
  4. Step 4: Simplify right side
    4,103.16x = 11,762,275.16
  5. Step 5: Solve for x
    x = 11,762,275.16/4,103.16
  6. Step 6: Final answer
    x = 2,866.64

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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.