Home / 4,840.88-6,680.10-2,851.05

Finding the Fourth Proportional to 4,840.88, 6,680.10 and 2,851.05

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Solution

The fourth proportional to 4,840.88, 6,680.10 and 2,851.05 is: 3,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.88 : 6,680.10 = 2,851.05 : x
  2. Step 2: Convert to fraction form
    4,840.88/6,680.10 = 2,851.05/x
  3. Step 3: Cross multiply
    4,840.88x = 6,680.10 × 2,851.05
  4. Step 4: Simplify right side
    4,840.88x = 19,045,299.11
  5. Step 5: Solve for x
    x = 19,045,299.11/4,840.88
  6. Step 6: Final answer
    x = 3,934.26

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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.