Home / 2,848.67-3,931.31-1,589.84

Finding the Fourth Proportional to 2,848.67, 3,931.31 and 1,589.84

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Solution

The fourth proportional to 2,848.67, 3,931.31 and 1,589.84 is: 2,194.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.67 : 3,931.31 = 1,589.84 : x
  2. Step 2: Convert to fraction form
    2,848.67/3,931.31 = 1,589.84/x
  3. Step 3: Cross multiply
    2,848.67x = 3,931.31 × 1,589.84
  4. Step 4: Simplify right side
    2,848.67x = 6,250,145.94
  5. Step 5: Solve for x
    x = 6,250,145.94/2,848.67
  6. Step 6: Final answer
    x = 2,194.06

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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.