Home / 9,451.63-14,173.87-2,786.30

Finding the Fourth Proportional to 9,451.63, 14,173.87 and 2,786.30

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Solution

The fourth proportional to 9,451.63, 14,173.87 and 2,786.30 is: 4,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,451.63 : 14,173.87 = 2,786.30 : x
  2. Step 2: Convert to fraction form
    9,451.63/14,173.87 = 2,786.30/x
  3. Step 3: Cross multiply
    9,451.63x = 14,173.87 × 2,786.30
  4. Step 4: Simplify right side
    9,451.63x = 39,492,653.98
  5. Step 5: Solve for x
    x = 39,492,653.98/9,451.63
  6. Step 6: Final answer
    x = 4,178.40

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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.