Home / 6,803.36-10,205.14-1,872.96

Finding the Fourth Proportional to 6,803.36, 10,205.14 and 1,872.96

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Solution

The fourth proportional to 6,803.36, 10,205.14 and 1,872.96 is: 2,809.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,803.36 : 10,205.14 = 1,872.96 : x
  2. Step 2: Convert to fraction form
    6,803.36/10,205.14 = 1,872.96/x
  3. Step 3: Cross multiply
    6,803.36x = 10,205.14 × 1,872.96
  4. Step 4: Simplify right side
    6,803.36x = 19,113,819.01
  5. Step 5: Solve for x
    x = 19,113,819.01/6,803.36
  6. Step 6: Final answer
    x = 2,809.47

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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.