Home / 2,901.98-4,004.73-1,575.66

Finding the Fourth Proportional to 2,901.98, 4,004.73 and 1,575.66

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Solution

The fourth proportional to 2,901.98, 4,004.73 and 1,575.66 is: 2,174.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.98 : 4,004.73 = 1,575.66 : x
  2. Step 2: Convert to fraction form
    2,901.98/4,004.73 = 1,575.66/x
  3. Step 3: Cross multiply
    2,901.98x = 4,004.73 × 1,575.66
  4. Step 4: Simplify right side
    2,901.98x = 6,310,092.87
  5. Step 5: Solve for x
    x = 6,310,092.87/2,901.98
  6. Step 6: Final answer
    x = 2,174.41

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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.