Home / 3,224.02-4,448.64-1,897.24

Finding the Fourth Proportional to 3,224.02, 4,448.64 and 1,897.24

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Solution

The fourth proportional to 3,224.02, 4,448.64 and 1,897.24 is: 2,617.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.02 : 4,448.64 = 1,897.24 : x
  2. Step 2: Convert to fraction form
    3,224.02/4,448.64 = 1,897.24/x
  3. Step 3: Cross multiply
    3,224.02x = 4,448.64 × 1,897.24
  4. Step 4: Simplify right side
    3,224.02x = 8,440,137.75
  5. Step 5: Solve for x
    x = 8,440,137.75/3,224.02
  6. Step 6: Final answer
    x = 2,617.89

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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.