Home / 9,520.97-14,282.40-3,280.16

Finding the Fourth Proportional to 9,520.97, 14,282.40 and 3,280.16

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Solution

The fourth proportional to 9,520.97, 14,282.40 and 3,280.16 is: 4,920.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520.97 : 14,282.40 = 3,280.16 : x
  2. Step 2: Convert to fraction form
    9,520.97/14,282.40 = 3,280.16/x
  3. Step 3: Cross multiply
    9,520.97x = 14,282.40 × 3,280.16
  4. Step 4: Simplify right side
    9,520.97x = 46,848,485.77
  5. Step 5: Solve for x
    x = 46,848,485.77/9,520.97
  6. Step 6: Final answer
    x = 4,920.56

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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.