Home / 4,512.36-6,762.06-1,911.72

Finding the Fourth Proportional to 4,512.36, 6,762.06 and 1,911.72

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Solution

The fourth proportional to 4,512.36, 6,762.06 and 1,911.72 is: 2,864.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.36 : 6,762.06 = 1,911.72 : x
  2. Step 2: Convert to fraction form
    4,512.36/6,762.06 = 1,911.72/x
  3. Step 3: Cross multiply
    4,512.36x = 6,762.06 × 1,911.72
  4. Step 4: Simplify right side
    4,512.36x = 12,927,165.34
  5. Step 5: Solve for x
    x = 12,927,165.34/4,512.36
  6. Step 6: Final answer
    x = 2,864.83

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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.