Home / 2,852.49-3,933.33-1,855.92

Finding the Fourth Proportional to 2,852.49, 3,933.33 and 1,855.92

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Solution

The fourth proportional to 2,852.49, 3,933.33 and 1,855.92 is: 2,559.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852.49 : 3,933.33 = 1,855.92 : x
  2. Step 2: Convert to fraction form
    2,852.49/3,933.33 = 1,855.92/x
  3. Step 3: Cross multiply
    2,852.49x = 3,933.33 × 1,855.92
  4. Step 4: Simplify right side
    2,852.49x = 7,299,945.81
  5. Step 5: Solve for x
    x = 7,299,945.81/2,852.49
  6. Step 6: Final answer
    x = 2,559.15

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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.