Home / 8,178.06-12,263.47-2,333.34

Finding the Fourth Proportional to 8,178.06, 12,263.47 and 2,333.34

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Solution

The fourth proportional to 8,178.06, 12,263.47 and 2,333.34 is: 3,498.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178.06 : 12,263.47 = 2,333.34 : x
  2. Step 2: Convert to fraction form
    8,178.06/12,263.47 = 2,333.34/x
  3. Step 3: Cross multiply
    8,178.06x = 12,263.47 × 2,333.34
  4. Step 4: Simplify right side
    8,178.06x = 28,614,845.09
  5. Step 5: Solve for x
    x = 28,614,845.09/8,178.06
  6. Step 6: Final answer
    x = 3,498.98

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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.