Home / 1,946.72-2,683.26-1,503.92

Finding the Fourth Proportional to 1,946.72, 2,683.26 and 1,503.92

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Solution

The fourth proportional to 1,946.72, 2,683.26 and 1,503.92 is: 2,072.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.72 : 2,683.26 = 1,503.92 : x
  2. Step 2: Convert to fraction form
    1,946.72/2,683.26 = 1,503.92/x
  3. Step 3: Cross multiply
    1,946.72x = 2,683.26 × 1,503.92
  4. Step 4: Simplify right side
    1,946.72x = 4,035,408.38
  5. Step 5: Solve for x
    x = 4,035,408.38/1,946.72
  6. Step 6: Final answer
    x = 2,072.93

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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.