Home / 2,571.02-3,548.06-1,509.55

Finding the Fourth Proportional to 2,571.02, 3,548.06 and 1,509.55

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Solution

The fourth proportional to 2,571.02, 3,548.06 and 1,509.55 is: 2,083.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,571.02 : 3,548.06 = 1,509.55 : x
  2. Step 2: Convert to fraction form
    2,571.02/3,548.06 = 1,509.55/x
  3. Step 3: Cross multiply
    2,571.02x = 3,548.06 × 1,509.55
  4. Step 4: Simplify right side
    2,571.02x = 5,355,973.97
  5. Step 5: Solve for x
    x = 5,355,973.97/2,571.02
  6. Step 6: Final answer
    x = 2,083.21

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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.