Home / 3,038.02-4,190.98-2,617.64

Finding the Fourth Proportional to 3,038.02, 4,190.98 and 2,617.64

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Solution

The fourth proportional to 3,038.02, 4,190.98 and 2,617.64 is: 3,611.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.02 : 4,190.98 = 2,617.64 : x
  2. Step 2: Convert to fraction form
    3,038.02/4,190.98 = 2,617.64/x
  3. Step 3: Cross multiply
    3,038.02x = 4,190.98 × 2,617.64
  4. Step 4: Simplify right side
    3,038.02x = 10,970,476.89
  5. Step 5: Solve for x
    x = 10,970,476.89/3,038.02
  6. Step 6: Final answer
    x = 3,611.06

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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.