Home / 2,429.60-3,350.96-1,589.36

Finding the Fourth Proportional to 2,429.60, 3,350.96 and 1,589.36

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Solution

The fourth proportional to 2,429.60, 3,350.96 and 1,589.36 is: 2,192.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429.60 : 3,350.96 = 1,589.36 : x
  2. Step 2: Convert to fraction form
    2,429.60/3,350.96 = 1,589.36/x
  3. Step 3: Cross multiply
    2,429.60x = 3,350.96 × 1,589.36
  4. Step 4: Simplify right side
    2,429.60x = 5,325,881.79
  5. Step 5: Solve for x
    x = 5,325,881.79/2,429.60
  6. Step 6: Final answer
    x = 2,192.08

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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.