Home / 2,292.81-3,161.70-1,962.33

Finding the Fourth Proportional to 2,292.81, 3,161.70 and 1,962.33

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Solution

The fourth proportional to 2,292.81, 3,161.70 and 1,962.33 is: 2,705.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.81 : 3,161.70 = 1,962.33 : x
  2. Step 2: Convert to fraction form
    2,292.81/3,161.70 = 1,962.33/x
  3. Step 3: Cross multiply
    2,292.81x = 3,161.70 × 1,962.33
  4. Step 4: Simplify right side
    2,292.81x = 6,204,298.76
  5. Step 5: Solve for x
    x = 6,204,298.76/2,292.81
  6. Step 6: Final answer
    x = 2,705.98

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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.