Home / 2,059.12-2,842.95-1,395.73

Finding the Fourth Proportional to 2,059.12, 2,842.95 and 1,395.73

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Solution

The fourth proportional to 2,059.12, 2,842.95 and 1,395.73 is: 1,927.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059.12 : 2,842.95 = 1,395.73 : x
  2. Step 2: Convert to fraction form
    2,059.12/2,842.95 = 1,395.73/x
  3. Step 3: Cross multiply
    2,059.12x = 2,842.95 × 1,395.73
  4. Step 4: Simplify right side
    2,059.12x = 3,967,991.54
  5. Step 5: Solve for x
    x = 3,967,991.54/2,059.12
  6. Step 6: Final answer
    x = 1,927.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.