Home / 2,429.19-3,353.40-1,589.93

Finding the Fourth Proportional to 2,429.19, 3,353.40 and 1,589.93

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Solution

The fourth proportional to 2,429.19, 3,353.40 and 1,589.93 is: 2,194.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429.19 : 3,353.40 = 1,589.93 : x
  2. Step 2: Convert to fraction form
    2,429.19/3,353.40 = 1,589.93/x
  3. Step 3: Cross multiply
    2,429.19x = 3,353.40 × 1,589.93
  4. Step 4: Simplify right side
    2,429.19x = 5,331,667.07
  5. Step 5: Solve for x
    x = 5,331,667.07/2,429.19
  6. Step 6: Final answer
    x = 2,194.83

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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.