Home / 2,114.50-2,918.02-1,183

Finding the Fourth Proportional to 2,114.50, 2,918.02 and 1,183

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Solution

The fourth proportional to 2,114.50, 2,918.02 and 1,183 is: 1,632.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114.50 : 2,918.02 = 1,183 : x
  2. Step 2: Convert to fraction form
    2,114.50/2,918.02 = 1,183/x
  3. Step 3: Cross multiply
    2,114.50x = 2,918.02 × 1,183
  4. Step 4: Simplify right side
    2,114.50x = 3,452,017.66
  5. Step 5: Solve for x
    x = 3,452,017.66/2,114.50
  6. Step 6: Final answer
    x = 1,632.55

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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.