Home / 2,030.33-2,801.99-1,145.81

Finding the Fourth Proportional to 2,030.33, 2,801.99 and 1,145.81

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Solution

The fourth proportional to 2,030.33, 2,801.99 and 1,145.81 is: 1,581.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.33 : 2,801.99 = 1,145.81 : x
  2. Step 2: Convert to fraction form
    2,030.33/2,801.99 = 1,145.81/x
  3. Step 3: Cross multiply
    2,030.33x = 2,801.99 × 1,145.81
  4. Step 4: Simplify right side
    2,030.33x = 3,210,548.16
  5. Step 5: Solve for x
    x = 3,210,548.16/2,030.33
  6. Step 6: Final answer
    x = 1,581.29

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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.