Home / 4,751.19-7,119.10-2,896.69

Finding the Fourth Proportional to 4,751.19, 7,119.10 and 2,896.69

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Solution

The fourth proportional to 4,751.19, 7,119.10 and 2,896.69 is: 4,340.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.19 : 7,119.10 = 2,896.69 : x
  2. Step 2: Convert to fraction form
    4,751.19/7,119.10 = 2,896.69/x
  3. Step 3: Cross multiply
    4,751.19x = 7,119.10 × 2,896.69
  4. Step 4: Simplify right side
    4,751.19x = 20,621,825.78
  5. Step 5: Solve for x
    x = 20,621,825.78/4,751.19
  6. Step 6: Final answer
    x = 4,340.35

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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.