Home / 2,935.35-4,050.75-1,609.05

Finding the Fourth Proportional to 2,935.35, 4,050.75 and 1,609.05

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Solution

The fourth proportional to 2,935.35, 4,050.75 and 1,609.05 is: 2,220.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.35 : 4,050.75 = 1,609.05 : x
  2. Step 2: Convert to fraction form
    2,935.35/4,050.75 = 1,609.05/x
  3. Step 3: Cross multiply
    2,935.35x = 4,050.75 × 1,609.05
  4. Step 4: Simplify right side
    2,935.35x = 6,517,859.29
  5. Step 5: Solve for x
    x = 6,517,859.29/2,935.35
  6. Step 6: Final answer
    x = 2,220.47

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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.