Home / 4,803.68-6,628.56-2,940.32

Finding the Fourth Proportional to 4,803.68, 6,628.56 and 2,940.32

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Solution

The fourth proportional to 4,803.68, 6,628.56 and 2,940.32 is: 4,057.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.68 : 6,628.56 = 2,940.32 : x
  2. Step 2: Convert to fraction form
    4,803.68/6,628.56 = 2,940.32/x
  3. Step 3: Cross multiply
    4,803.68x = 6,628.56 × 2,940.32
  4. Step 4: Simplify right side
    4,803.68x = 19,490,087.54
  5. Step 5: Solve for x
    x = 19,490,087.54/4,803.68
  6. Step 6: Final answer
    x = 4,057.32

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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.