Home / 3,512.23-4,840.21-2,515.77

Finding the Fourth Proportional to 3,512.23, 4,840.21 and 2,515.77

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Solution

The fourth proportional to 3,512.23, 4,840.21 and 2,515.77 is: 3,466.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.23 : 4,840.21 = 2,515.77 : x
  2. Step 2: Convert to fraction form
    3,512.23/4,840.21 = 2,515.77/x
  3. Step 3: Cross multiply
    3,512.23x = 4,840.21 × 2,515.77
  4. Step 4: Simplify right side
    3,512.23x = 12,176,855.11
  5. Step 5: Solve for x
    x = 12,176,855.11/3,512.23
  6. Step 6: Final answer
    x = 3,466.99

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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.