Home / 4,089.02-6,128.73-1,893.24

Finding the Fourth Proportional to 4,089.02, 6,128.73 and 1,893.24

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Solution

The fourth proportional to 4,089.02, 6,128.73 and 1,893.24 is: 2,837.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.02 : 6,128.73 = 1,893.24 : x
  2. Step 2: Convert to fraction form
    4,089.02/6,128.73 = 1,893.24/x
  3. Step 3: Cross multiply
    4,089.02x = 6,128.73 × 1,893.24
  4. Step 4: Simplify right side
    4,089.02x = 11,603,156.79
  5. Step 5: Solve for x
    x = 11,603,156.79/4,089.02
  6. Step 6: Final answer
    x = 2,837.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.