Home / 8,754.35-13,130.97-3,560.09

Finding the Fourth Proportional to 8,754.35, 13,130.97 and 3,560.09

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Solution

The fourth proportional to 8,754.35, 13,130.97 and 3,560.09 is: 5,339.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.35 : 13,130.97 = 3,560.09 : x
  2. Step 2: Convert to fraction form
    8,754.35/13,130.97 = 3,560.09/x
  3. Step 3: Cross multiply
    8,754.35x = 13,130.97 × 3,560.09
  4. Step 4: Simplify right side
    8,754.35x = 46,747,434.99
  5. Step 5: Solve for x
    x = 46,747,434.99/8,754.35
  6. Step 6: Final answer
    x = 5,339.91

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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.