Home / 2,053.96-2,834.08-1,214.80

Finding the Fourth Proportional to 2,053.96, 2,834.08 and 1,214.80

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Solution

The fourth proportional to 2,053.96, 2,834.08 and 1,214.80 is: 1,676.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,053.96 : 2,834.08 = 1,214.80 : x
  2. Step 2: Convert to fraction form
    2,053.96/2,834.08 = 1,214.80/x
  3. Step 3: Cross multiply
    2,053.96x = 2,834.08 × 1,214.80
  4. Step 4: Simplify right side
    2,053.96x = 3,442,830.26
  5. Step 5: Solve for x
    x = 3,442,830.26/2,053.96
  6. Step 6: Final answer
    x = 1,676.19

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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.