Home / 11,364.04-15,682.26-6,328.20

Finding the Fourth Proportional to 11,364.04, 15,682.26 and 6,328.20

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Solution

The fourth proportional to 11,364.04, 15,682.26 and 6,328.20 is: 8,732.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,364.04 : 15,682.26 = 6,328.20 : x
  2. Step 2: Convert to fraction form
    11,364.04/15,682.26 = 6,328.20/x
  3. Step 3: Cross multiply
    11,364.04x = 15,682.26 × 6,328.20
  4. Step 4: Simplify right side
    11,364.04x = 99,240,477.73
  5. Step 5: Solve for x
    x = 99,240,477.73/11,364.04
  6. Step 6: Final answer
    x = 8,732.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.