Home / 8,970.09-13,453.33-8,525.52

Finding the Fourth Proportional to 8,970.09, 13,453.33 and 8,525.52

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Solution

The fourth proportional to 8,970.09, 13,453.33 and 8,525.52 is: 12,786.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,970.09 : 13,453.33 = 8,525.52 : x
  2. Step 2: Convert to fraction form
    8,970.09/13,453.33 = 8,525.52/x
  3. Step 3: Cross multiply
    8,970.09x = 13,453.33 × 8,525.52
  4. Step 4: Simplify right side
    8,970.09x = 114,696,633.98
  5. Step 5: Solve for x
    x = 114,696,633.98/8,970.09
  6. Step 6: Final answer
    x = 12,786.56

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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.