Home / 1,968.27-2,927.60-1,792.95

Finding the Fourth Proportional to 1,968.27, 2,927.60 and 1,792.95

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Solution

The fourth proportional to 1,968.27, 2,927.60 and 1,792.95 is: 2,666.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968.27 : 2,927.60 = 1,792.95 : x
  2. Step 2: Convert to fraction form
    1,968.27/2,927.60 = 1,792.95/x
  3. Step 3: Cross multiply
    1,968.27x = 2,927.60 × 1,792.95
  4. Step 4: Simplify right side
    1,968.27x = 5,249,031.46
  5. Step 5: Solve for x
    x = 5,249,031.46/1,968.27
  6. Step 6: Final answer
    x = 2,666.82

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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.