Home / 2,030.82-2,802.48-1,134.54

Finding the Fourth Proportional to 2,030.82, 2,802.48 and 1,134.54

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Solution

The fourth proportional to 2,030.82, 2,802.48 and 1,134.54 is: 1,565.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.82 : 2,802.48 = 1,134.54 : x
  2. Step 2: Convert to fraction form
    2,030.82/2,802.48 = 1,134.54/x
  3. Step 3: Cross multiply
    2,030.82x = 2,802.48 × 1,134.54
  4. Step 4: Simplify right side
    2,030.82x = 3,179,525.66
  5. Step 5: Solve for x
    x = 3,179,525.66/2,030.82
  6. Step 6: Final answer
    x = 1,565.64

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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.