Home / 2,184.76-3,269.24-1,880.28

Finding the Fourth Proportional to 2,184.76, 3,269.24 and 1,880.28

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Solution

The fourth proportional to 2,184.76, 3,269.24 and 1,880.28 is: 2,813.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.76 : 3,269.24 = 1,880.28 : x
  2. Step 2: Convert to fraction form
    2,184.76/3,269.24 = 1,880.28/x
  3. Step 3: Cross multiply
    2,184.76x = 3,269.24 × 1,880.28
  4. Step 4: Simplify right side
    2,184.76x = 6,147,094.81
  5. Step 5: Solve for x
    x = 6,147,094.81/2,184.76
  6. Step 6: Final answer
    x = 2,813.63

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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.