Home / 1,861.02-2,797.62-1,846.44

Finding the Fourth Proportional to 1,861.02, 2,797.62 and 1,846.44

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Solution

The fourth proportional to 1,861.02, 2,797.62 and 1,846.44 is: 2,775.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861.02 : 2,797.62 = 1,846.44 : x
  2. Step 2: Convert to fraction form
    1,861.02/2,797.62 = 1,846.44/x
  3. Step 3: Cross multiply
    1,861.02x = 2,797.62 × 1,846.44
  4. Step 4: Simplify right side
    1,861.02x = 5,165,637.47
  5. Step 5: Solve for x
    x = 5,165,637.47/1,861.02
  6. Step 6: Final answer
    x = 2,775.70

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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.