Home / 9,745.74-14,619.65-3,170.39

Finding the Fourth Proportional to 9,745.74, 14,619.65 and 3,170.39

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Solution

The fourth proportional to 9,745.74, 14,619.65 and 3,170.39 is: 4,755.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.74 : 14,619.65 = 3,170.39 : x
  2. Step 2: Convert to fraction form
    9,745.74/14,619.65 = 3,170.39/x
  3. Step 3: Cross multiply
    9,745.74x = 14,619.65 × 3,170.39
  4. Step 4: Simplify right side
    9,745.74x = 46,349,903.21
  5. Step 5: Solve for x
    x = 46,349,903.21/9,745.74
  6. Step 6: Final answer
    x = 4,755.91

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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.