Home / 4,084.38-6,122.90-1,485.50

Finding the Fourth Proportional to 4,084.38, 6,122.90 and 1,485.50

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Solution

The fourth proportional to 4,084.38, 6,122.90 and 1,485.50 is: 2,226.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.38 : 6,122.90 = 1,485.50 : x
  2. Step 2: Convert to fraction form
    4,084.38/6,122.90 = 1,485.50/x
  3. Step 3: Cross multiply
    4,084.38x = 6,122.90 × 1,485.50
  4. Step 4: Simplify right side
    4,084.38x = 9,095,567.95
  5. Step 5: Solve for x
    x = 9,095,567.95/4,084.38
  6. Step 6: Final answer
    x = 2,226.92

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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.