Home / 9,285-13,928.31-2,359.50

Finding the Fourth Proportional to 9,285, 13,928.31 and 2,359.50

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Solution

The fourth proportional to 9,285, 13,928.31 and 2,359.50 is: 3,539.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285 : 13,928.31 = 2,359.50 : x
  2. Step 2: Convert to fraction form
    9,285/13,928.31 = 2,359.50/x
  3. Step 3: Cross multiply
    9,285x = 13,928.31 × 2,359.50
  4. Step 4: Simplify right side
    9,285x = 32,863,847.45
  5. Step 5: Solve for x
    x = 32,863,847.45/9,285
  6. Step 6: Final answer
    x = 3,539.46

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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.