Home / 8,634.08-12,950.57-3,087.16

Finding the Fourth Proportional to 8,634.08, 12,950.57 and 3,087.16

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Solution

The fourth proportional to 8,634.08, 12,950.57 and 3,087.16 is: 4,630.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634.08 : 12,950.57 = 3,087.16 : x
  2. Step 2: Convert to fraction form
    8,634.08/12,950.57 = 3,087.16/x
  3. Step 3: Cross multiply
    8,634.08x = 12,950.57 × 3,087.16
  4. Step 4: Simplify right side
    8,634.08x = 39,980,457.02
  5. Step 5: Solve for x
    x = 39,980,457.02/8,634.08
  6. Step 6: Final answer
    x = 4,630.54

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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.