Home / 2,069.74-2,854.81-1,323.36

Finding the Fourth Proportional to 2,069.74, 2,854.81 and 1,323.36

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Solution

The fourth proportional to 2,069.74, 2,854.81 and 1,323.36 is: 1,825.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.74 : 2,854.81 = 1,323.36 : x
  2. Step 2: Convert to fraction form
    2,069.74/2,854.81 = 1,323.36/x
  3. Step 3: Cross multiply
    2,069.74x = 2,854.81 × 1,323.36
  4. Step 4: Simplify right side
    2,069.74x = 3,777,941.36
  5. Step 5: Solve for x
    x = 3,777,941.36/2,069.74
  6. Step 6: Final answer
    x = 1,825.32

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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.