Home / 3,195.02-4,790.70-1,897.40

Finding the Fourth Proportional to 3,195.02, 4,790.70 and 1,897.40

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Solution

The fourth proportional to 3,195.02, 4,790.70 and 1,897.40 is: 2,845.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.02 : 4,790.70 = 1,897.40 : x
  2. Step 2: Convert to fraction form
    3,195.02/4,790.70 = 1,897.40/x
  3. Step 3: Cross multiply
    3,195.02x = 4,790.70 × 1,897.40
  4. Step 4: Simplify right side
    3,195.02x = 9,089,874.18
  5. Step 5: Solve for x
    x = 9,089,874.18/3,195.02
  6. Step 6: Final answer
    x = 2,845.01

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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.