Home / 2,959.48-4,083.07-1,683.23

Finding the Fourth Proportional to 2,959.48, 4,083.07 and 1,683.23

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Solution

The fourth proportional to 2,959.48, 4,083.07 and 1,683.23 is: 2,322.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.48 : 4,083.07 = 1,683.23 : x
  2. Step 2: Convert to fraction form
    2,959.48/4,083.07 = 1,683.23/x
  3. Step 3: Cross multiply
    2,959.48x = 4,083.07 × 1,683.23
  4. Step 4: Simplify right side
    2,959.48x = 6,872,737.50
  5. Step 5: Solve for x
    x = 6,872,737.50/2,959.48
  6. Step 6: Final answer
    x = 2,322.28

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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.