Home / 2,880.82-4,321.50-1,733.86

Finding the Fourth Proportional to 2,880.82, 4,321.50 and 1,733.86

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Solution

The fourth proportional to 2,880.82, 4,321.50 and 1,733.86 is: 2,600.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880.82 : 4,321.50 = 1,733.86 : x
  2. Step 2: Convert to fraction form
    2,880.82/4,321.50 = 1,733.86/x
  3. Step 3: Cross multiply
    2,880.82x = 4,321.50 × 1,733.86
  4. Step 4: Simplify right side
    2,880.82x = 7,492,875.99
  5. Step 5: Solve for x
    x = 7,492,875.99/2,880.82
  6. Step 6: Final answer
    x = 2,600.95

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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.