Home / 7,010.88-10,506.27-3,311.20

Finding the Fourth Proportional to 7,010.88, 10,506.27 and 3,311.20

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Solution

The fourth proportional to 7,010.88, 10,506.27 and 3,311.20 is: 4,962.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010.88 : 10,506.27 = 3,311.20 : x
  2. Step 2: Convert to fraction form
    7,010.88/10,506.27 = 3,311.20/x
  3. Step 3: Cross multiply
    7,010.88x = 10,506.27 × 3,311.20
  4. Step 4: Simplify right side
    7,010.88x = 34,788,361.22
  5. Step 5: Solve for x
    x = 34,788,361.22/7,010.88
  6. Step 6: Final answer
    x = 4,962.05

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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.