Home / 2,368.21-3,266.92-1,807.70

Finding the Fourth Proportional to 2,368.21, 3,266.92 and 1,807.70

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Solution

The fourth proportional to 2,368.21, 3,266.92 and 1,807.70 is: 2,493.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.21 : 3,266.92 = 1,807.70 : x
  2. Step 2: Convert to fraction form
    2,368.21/3,266.92 = 1,807.70/x
  3. Step 3: Cross multiply
    2,368.21x = 3,266.92 × 1,807.70
  4. Step 4: Simplify right side
    2,368.21x = 5,905,611.28
  5. Step 5: Solve for x
    x = 5,905,611.28/2,368.21
  6. Step 6: Final answer
    x = 2,493.71

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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.