Home / 1,946.07-2,901.96-1,928.52

Finding the Fourth Proportional to 1,946.07, 2,901.96 and 1,928.52

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Solution

The fourth proportional to 1,946.07, 2,901.96 and 1,928.52 is: 2,875.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.07 : 2,901.96 = 1,928.52 : x
  2. Step 2: Convert to fraction form
    1,946.07/2,901.96 = 1,928.52/x
  3. Step 3: Cross multiply
    1,946.07x = 2,901.96 × 1,928.52
  4. Step 4: Simplify right side
    1,946.07x = 5,596,473.39
  5. Step 5: Solve for x
    x = 5,596,473.39/1,946.07
  6. Step 6: Final answer
    x = 2,875.79

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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.