Home / 1,946.14-2,685.70-1,061.92

Finding the Fourth Proportional to 1,946.14, 2,685.70 and 1,061.92

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Solution

The fourth proportional to 1,946.14, 2,685.70 and 1,061.92 is: 1,465.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.14 : 2,685.70 = 1,061.92 : x
  2. Step 2: Convert to fraction form
    1,946.14/2,685.70 = 1,061.92/x
  3. Step 3: Cross multiply
    1,946.14x = 2,685.70 × 1,061.92
  4. Step 4: Simplify right side
    1,946.14x = 2,851,998.54
  5. Step 5: Solve for x
    x = 2,851,998.54/1,946.14
  6. Step 6: Final answer
    x = 1,465.46

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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.