Home / 1,946.34-2,683.53-1,571.94

Finding the Fourth Proportional to 1,946.34, 2,683.53 and 1,571.94

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Solution

The fourth proportional to 1,946.34, 2,683.53 and 1,571.94 is: 2,167.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.34 : 2,683.53 = 1,571.94 : x
  2. Step 2: Convert to fraction form
    1,946.34/2,683.53 = 1,571.94/x
  3. Step 3: Cross multiply
    1,946.34x = 2,683.53 × 1,571.94
  4. Step 4: Simplify right side
    1,946.34x = 4,218,348.15
  5. Step 5: Solve for x
    x = 4,218,348.15/1,946.34
  6. Step 6: Final answer
    x = 2,167.32

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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.