Home / 2,746.33-3,788.58-1,683.21

Finding the Fourth Proportional to 2,746.33, 3,788.58 and 1,683.21

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Solution

The fourth proportional to 2,746.33, 3,788.58 and 1,683.21 is: 2,322.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.33 : 3,788.58 = 1,683.21 : x
  2. Step 2: Convert to fraction form
    2,746.33/3,788.58 = 1,683.21/x
  3. Step 3: Cross multiply
    2,746.33x = 3,788.58 × 1,683.21
  4. Step 4: Simplify right side
    2,746.33x = 6,376,975.74
  5. Step 5: Solve for x
    x = 6,376,975.74/2,746.33
  6. Step 6: Final answer
    x = 2,322.00

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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.