Home / 3,772.01-5,657.27-1,897.40

Finding the Fourth Proportional to 3,772.01, 5,657.27 and 1,897.40

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Solution

The fourth proportional to 3,772.01, 5,657.27 and 1,897.40 is: 2,845.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.01 : 5,657.27 = 1,897.40 : x
  2. Step 2: Convert to fraction form
    3,772.01/5,657.27 = 1,897.40/x
  3. Step 3: Cross multiply
    3,772.01x = 5,657.27 × 1,897.40
  4. Step 4: Simplify right side
    3,772.01x = 10,734,104.10
  5. Step 5: Solve for x
    x = 10,734,104.10/3,772.01
  6. Step 6: Final answer
    x = 2,845.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.