Home / 9,345.82-14,018.68-3,106.30

Finding the Fourth Proportional to 9,345.82, 14,018.68 and 3,106.30

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Solution

The fourth proportional to 9,345.82, 14,018.68 and 3,106.30 is: 4,659.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,345.82 : 14,018.68 = 3,106.30 : x
  2. Step 2: Convert to fraction form
    9,345.82/14,018.68 = 3,106.30/x
  3. Step 3: Cross multiply
    9,345.82x = 14,018.68 × 3,106.30
  4. Step 4: Simplify right side
    9,345.82x = 43,546,225.68
  5. Step 5: Solve for x
    x = 43,546,225.68/9,345.82
  6. Step 6: Final answer
    x = 4,659.43

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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.