Home / 10,359.36-15,533.76-3,783.84

Finding the Fourth Proportional to 10,359.36, 15,533.76 and 3,783.84

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Solution

The fourth proportional to 10,359.36, 15,533.76 and 3,783.84 is: 5,673.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.36 : 15,533.76 = 3,783.84 : x
  2. Step 2: Convert to fraction form
    10,359.36/15,533.76 = 3,783.84/x
  3. Step 3: Cross multiply
    10,359.36x = 15,533.76 × 3,783.84
  4. Step 4: Simplify right side
    10,359.36x = 58,777,262.44
  5. Step 5: Solve for x
    x = 58,777,262.44/10,359.36
  6. Step 6: Final answer
    x = 5,673.83

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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.