Home / 2,124.02-3,188.01-1,084.73

Finding the Fourth Proportional to 2,124.02, 3,188.01 and 1,084.73

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Solution

The fourth proportional to 2,124.02, 3,188.01 and 1,084.73 is: 1,628.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124.02 : 3,188.01 = 1,084.73 : x
  2. Step 2: Convert to fraction form
    2,124.02/3,188.01 = 1,084.73/x
  3. Step 3: Cross multiply
    2,124.02x = 3,188.01 × 1,084.73
  4. Step 4: Simplify right side
    2,124.02x = 3,458,130.09
  5. Step 5: Solve for x
    x = 3,458,130.09/2,124.02
  6. Step 6: Final answer
    x = 1,628.11

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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.