Home / 2,941.78-4,060.52-1,683.55

Finding the Fourth Proportional to 2,941.78, 4,060.52 and 1,683.55

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Solution

The fourth proportional to 2,941.78, 4,060.52 and 1,683.55 is: 2,323.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.78 : 4,060.52 = 1,683.55 : x
  2. Step 2: Convert to fraction form
    2,941.78/4,060.52 = 1,683.55/x
  3. Step 3: Cross multiply
    2,941.78x = 4,060.52 × 1,683.55
  4. Step 4: Simplify right side
    2,941.78x = 6,836,088.45
  5. Step 5: Solve for x
    x = 6,836,088.45/2,941.78
  6. Step 6: Final answer
    x = 2,323.79

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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.