Home / 2,927.08-4,042.07-1,880.97

Finding the Fourth Proportional to 2,927.08, 4,042.07 and 1,880.97

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Solution

The fourth proportional to 2,927.08, 4,042.07 and 1,880.97 is: 2,597.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.08 : 4,042.07 = 1,880.97 : x
  2. Step 2: Convert to fraction form
    2,927.08/4,042.07 = 1,880.97/x
  3. Step 3: Cross multiply
    2,927.08x = 4,042.07 × 1,880.97
  4. Step 4: Simplify right side
    2,927.08x = 7,603,012.41
  5. Step 5: Solve for x
    x = 7,603,012.41/2,927.08
  6. Step 6: Final answer
    x = 2,597.47

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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.