Home / 4,783.76-6,606.60-3,908.96

Finding the Fourth Proportional to 4,783.76, 6,606.60 and 3,908.96

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Solution

The fourth proportional to 4,783.76, 6,606.60 and 3,908.96 is: 5,398.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.76 : 6,606.60 = 3,908.96 : x
  2. Step 2: Convert to fraction form
    4,783.76/6,606.60 = 3,908.96/x
  3. Step 3: Cross multiply
    4,783.76x = 6,606.60 × 3,908.96
  4. Step 4: Simplify right side
    4,783.76x = 25,824,935.14
  5. Step 5: Solve for x
    x = 25,824,935.14/4,783.76
  6. Step 6: Final answer
    x = 5,398.46

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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.