Home / 1,899.14-2,621.99-1,456.19

Finding the Fourth Proportional to 1,899.14, 2,621.99 and 1,456.19

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Solution

The fourth proportional to 1,899.14, 2,621.99 and 1,456.19 is: 2,010.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899.14 : 2,621.99 = 1,456.19 : x
  2. Step 2: Convert to fraction form
    1,899.14/2,621.99 = 1,456.19/x
  3. Step 3: Cross multiply
    1,899.14x = 2,621.99 × 1,456.19
  4. Step 4: Simplify right side
    1,899.14x = 3,818,106.15
  5. Step 5: Solve for x
    x = 3,818,106.15/1,899.14
  6. Step 6: Final answer
    x = 2,010.44

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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.