Home / 8,276.21-12,416.34-3,014.07

Finding the Fourth Proportional to 8,276.21, 12,416.34 and 3,014.07

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Solution

The fourth proportional to 8,276.21, 12,416.34 and 3,014.07 is: 4,521.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.21 : 12,416.34 = 3,014.07 : x
  2. Step 2: Convert to fraction form
    8,276.21/12,416.34 = 3,014.07/x
  3. Step 3: Cross multiply
    8,276.21x = 12,416.34 × 3,014.07
  4. Step 4: Simplify right side
    8,276.21x = 37,423,717.90
  5. Step 5: Solve for x
    x = 37,423,717.90/8,276.21
  6. Step 6: Final answer
    x = 4,521.85

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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.