Home / 2,083.93-2,875.06-1,338.29

Finding the Fourth Proportional to 2,083.93, 2,875.06 and 1,338.29

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Solution

The fourth proportional to 2,083.93, 2,875.06 and 1,338.29 is: 1,846.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.93 : 2,875.06 = 1,338.29 : x
  2. Step 2: Convert to fraction form
    2,083.93/2,875.06 = 1,338.29/x
  3. Step 3: Cross multiply
    2,083.93x = 2,875.06 × 1,338.29
  4. Step 4: Simplify right side
    2,083.93x = 3,847,662.13
  5. Step 5: Solve for x
    x = 3,847,662.13/2,083.93
  6. Step 6: Final answer
    x = 1,846.35

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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.