Home / 2,953.41-4,073.06-2,100.99

Finding the Fourth Proportional to 2,953.41, 4,073.06 and 2,100.99

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Solution

The fourth proportional to 2,953.41, 4,073.06 and 2,100.99 is: 2,897.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.41 : 4,073.06 = 2,100.99 : x
  2. Step 2: Convert to fraction form
    2,953.41/4,073.06 = 2,100.99/x
  3. Step 3: Cross multiply
    2,953.41x = 4,073.06 × 2,100.99
  4. Step 4: Simplify right side
    2,953.41x = 8,557,458.33
  5. Step 5: Solve for x
    x = 8,557,458.33/2,953.41
  6. Step 6: Final answer
    x = 2,897.48

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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.