Home / 2,971.80-4,098.33-1,852.34

Finding the Fourth Proportional to 2,971.80, 4,098.33 and 1,852.34

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Solution

The fourth proportional to 2,971.80, 4,098.33 and 1,852.34 is: 2,554.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.80 : 4,098.33 = 1,852.34 : x
  2. Step 2: Convert to fraction form
    2,971.80/4,098.33 = 1,852.34/x
  3. Step 3: Cross multiply
    2,971.80x = 4,098.33 × 1,852.34
  4. Step 4: Simplify right side
    2,971.80x = 7,591,480.10
  5. Step 5: Solve for x
    x = 7,591,480.10/2,971.80
  6. Step 6: Final answer
    x = 2,554.51

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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.