Home / 4,507.92-6,762.69-1,911.06

Finding the Fourth Proportional to 4,507.92, 6,762.69 and 1,911.06

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Solution

The fourth proportional to 4,507.92, 6,762.69 and 1,911.06 is: 2,866.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.92 : 6,762.69 = 1,911.06 : x
  2. Step 2: Convert to fraction form
    4,507.92/6,762.69 = 1,911.06/x
  3. Step 3: Cross multiply
    4,507.92x = 6,762.69 × 1,911.06
  4. Step 4: Simplify right side
    4,507.92x = 12,923,906.35
  5. Step 5: Solve for x
    x = 12,923,906.35/4,507.92
  6. Step 6: Final answer
    x = 2,866.93

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1.5x scale

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.