Home / 2,368.81-3,269.63-1,660.85

Finding the Fourth Proportional to 2,368.81, 3,269.63 and 1,660.85

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Solution

The fourth proportional to 2,368.81, 3,269.63 and 1,660.85 is: 2,292.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.81 : 3,269.63 = 1,660.85 : x
  2. Step 2: Convert to fraction form
    2,368.81/3,269.63 = 1,660.85/x
  3. Step 3: Cross multiply
    2,368.81x = 3,269.63 × 1,660.85
  4. Step 4: Simplify right side
    2,368.81x = 5,430,340.33
  5. Step 5: Solve for x
    x = 5,430,340.33/2,368.81
  6. Step 6: Final answer
    x = 2,292.44

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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.