Home / 2,698.48-4,045.53-1,137.47

Finding the Fourth Proportional to 2,698.48, 4,045.53 and 1,137.47

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Solution

The fourth proportional to 2,698.48, 4,045.53 and 1,137.47 is: 1,705.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.48 : 4,045.53 = 1,137.47 : x
  2. Step 2: Convert to fraction form
    2,698.48/4,045.53 = 1,137.47/x
  3. Step 3: Cross multiply
    2,698.48x = 4,045.53 × 1,137.47
  4. Step 4: Simplify right side
    2,698.48x = 4,601,669.01
  5. Step 5: Solve for x
    x = 4,601,669.01/2,698.48
  6. Step 6: Final answer
    x = 1,705.29

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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.