Home / 9,453.85-13,064.31-7,091.89

Finding the Fourth Proportional to 9,453.85, 13,064.31 and 7,091.89

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Solution

The fourth proportional to 9,453.85, 13,064.31 and 7,091.89 is: 9,800.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.85 : 13,064.31 = 7,091.89 : x
  2. Step 2: Convert to fraction form
    9,453.85/13,064.31 = 7,091.89/x
  3. Step 3: Cross multiply
    9,453.85x = 13,064.31 × 7,091.89
  4. Step 4: Simplify right side
    9,453.85x = 92,650,613.99
  5. Step 5: Solve for x
    x = 92,650,613.99/9,453.85
  6. Step 6: Final answer
    x = 9,800.31

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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.