Home / 2,905.55-4,010.00-1,726.62

Finding the Fourth Proportional to 2,905.55, 4,010.00 and 1,726.62

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Solution

The fourth proportional to 2,905.55, 4,010.00 and 1,726.62 is: 2,382.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.55 : 4,010.00 = 1,726.62 : x
  2. Step 2: Convert to fraction form
    2,905.55/4,010.00 = 1,726.62/x
  3. Step 3: Cross multiply
    2,905.55x = 4,010.00 × 1,726.62
  4. Step 4: Simplify right side
    2,905.55x = 6,923,737.57
  5. Step 5: Solve for x
    x = 6,923,737.57/2,905.55
  6. Step 6: Final answer
    x = 2,382.94

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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.