Home / 5,039.09-6,953.94-2,800.88

Finding the Fourth Proportional to 5,039.09, 6,953.94 and 2,800.88

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Solution

The fourth proportional to 5,039.09, 6,953.94 and 2,800.88 is: 3,865.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.09 : 6,953.94 = 2,800.88 : x
  2. Step 2: Convert to fraction form
    5,039.09/6,953.94 = 2,800.88/x
  3. Step 3: Cross multiply
    5,039.09x = 6,953.94 × 2,800.88
  4. Step 4: Simplify right side
    5,039.09x = 19,477,116.70
  5. Step 5: Solve for x
    x = 19,477,116.70/5,039.09
  6. Step 6: Final answer
    x = 3,865.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.