Home / 2,022.93-2,790.99-1,551.24

Finding the Fourth Proportional to 2,022.93, 2,790.99 and 1,551.24

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Solution

The fourth proportional to 2,022.93, 2,790.99 and 1,551.24 is: 2,140.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.93 : 2,790.99 = 1,551.24 : x
  2. Step 2: Convert to fraction form
    2,022.93/2,790.99 = 1,551.24/x
  3. Step 3: Cross multiply
    2,022.93x = 2,790.99 × 1,551.24
  4. Step 4: Simplify right side
    2,022.93x = 4,329,495.33
  5. Step 5: Solve for x
    x = 4,329,495.33/2,022.93
  6. Step 6: Final answer
    x = 2,140.21

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1.5x scale

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.