Home / 2,038.02-3,057.96-1,259.22

Finding the Fourth Proportional to 2,038.02, 3,057.96 and 1,259.22

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Solution

The fourth proportional to 2,038.02, 3,057.96 and 1,259.22 is: 1,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.02 : 3,057.96 = 1,259.22 : x
  2. Step 2: Convert to fraction form
    2,038.02/3,057.96 = 1,259.22/x
  3. Step 3: Cross multiply
    2,038.02x = 3,057.96 × 1,259.22
  4. Step 4: Simplify right side
    2,038.02x = 3,850,644.39
  5. Step 5: Solve for x
    x = 3,850,644.39/2,038.02
  6. Step 6: Final answer
    x = 1,889.40

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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.