Home / 1,946.32-2,902.33-1,928.77

Finding the Fourth Proportional to 1,946.32, 2,902.33 and 1,928.77

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Solution

The fourth proportional to 1,946.32, 2,902.33 and 1,928.77 is: 2,876.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.32 : 2,902.33 = 1,928.77 : x
  2. Step 2: Convert to fraction form
    1,946.32/2,902.33 = 1,928.77/x
  3. Step 3: Cross multiply
    1,946.32x = 2,902.33 × 1,928.77
  4. Step 4: Simplify right side
    1,946.32x = 5,597,927.03
  5. Step 5: Solve for x
    x = 5,597,927.03/1,946.32
  6. Step 6: Final answer
    x = 2,876.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.