Home / 7,506.80-11,266.60-3,353.20

Finding the Fourth Proportional to 7,506.80, 11,266.60 and 3,353.20

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Solution

The fourth proportional to 7,506.80, 11,266.60 and 3,353.20 is: 5,032.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,506.80 : 11,266.60 = 3,353.20 : x
  2. Step 2: Convert to fraction form
    7,506.80/11,266.60 = 3,353.20/x
  3. Step 3: Cross multiply
    7,506.80x = 11,266.60 × 3,353.20
  4. Step 4: Simplify right side
    7,506.80x = 37,779,163.12
  5. Step 5: Solve for x
    x = 37,779,163.12/7,506.80
  6. Step 6: Final answer
    x = 5,032.66

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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.