Home / 2,270.44-3,405.98-1,038.16

Finding the Fourth Proportional to 2,270.44, 3,405.98 and 1,038.16

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Solution

The fourth proportional to 2,270.44, 3,405.98 and 1,038.16 is: 1,557.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270.44 : 3,405.98 = 1,038.16 : x
  2. Step 2: Convert to fraction form
    2,270.44/3,405.98 = 1,038.16/x
  3. Step 3: Cross multiply
    2,270.44x = 3,405.98 × 1,038.16
  4. Step 4: Simplify right side
    2,270.44x = 3,535,952.20
  5. Step 5: Solve for x
    x = 3,535,952.20/2,270.44
  6. Step 6: Final answer
    x = 1,557.39

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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.