Home / 4,883.09-7,328.72-2,111.87

Finding the Fourth Proportional to 4,883.09, 7,328.72 and 2,111.87

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Solution

The fourth proportional to 4,883.09, 7,328.72 and 2,111.87 is: 3,169.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,883.09 : 7,328.72 = 2,111.87 : x
  2. Step 2: Convert to fraction form
    4,883.09/7,328.72 = 2,111.87/x
  3. Step 3: Cross multiply
    4,883.09x = 7,328.72 × 2,111.87
  4. Step 4: Simplify right side
    4,883.09x = 15,477,256.70
  5. Step 5: Solve for x
    x = 15,477,256.70/4,883.09
  6. Step 6: Final answer
    x = 3,169.57

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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.