Home / 2,936.50-4,052.36-1,610.20

Finding the Fourth Proportional to 2,936.50, 4,052.36 and 1,610.20

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Solution

The fourth proportional to 2,936.50, 4,052.36 and 1,610.20 is: 2,222.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.50 : 4,052.36 = 1,610.20 : x
  2. Step 2: Convert to fraction form
    2,936.50/4,052.36 = 1,610.20/x
  3. Step 3: Cross multiply
    2,936.50x = 4,052.36 × 1,610.20
  4. Step 4: Simplify right side
    2,936.50x = 6,525,119.16
  5. Step 5: Solve for x
    x = 6,525,119.16/2,936.50
  6. Step 6: Final answer
    x = 2,222.08

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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.