Home / 3,525.56-4,865.38-2,127.50

Finding the Fourth Proportional to 3,525.56, 4,865.38 and 2,127.50

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Solution

The fourth proportional to 3,525.56, 4,865.38 and 2,127.50 is: 2,936.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.56 : 4,865.38 = 2,127.50 : x
  2. Step 2: Convert to fraction form
    3,525.56/4,865.38 = 2,127.50/x
  3. Step 3: Cross multiply
    3,525.56x = 4,865.38 × 2,127.50
  4. Step 4: Simplify right side
    3,525.56x = 10,351,095.95
  5. Step 5: Solve for x
    x = 10,351,095.95/3,525.56
  6. Step 6: Final answer
    x = 2,936.01

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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.