Home / 12,302.84-16,977.32-6,924.96

Finding the Fourth Proportional to 12,302.84, 16,977.32 and 6,924.96

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Solution

The fourth proportional to 12,302.84, 16,977.32 and 6,924.96 is: 9,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302.84 : 16,977.32 = 6,924.96 : x
  2. Step 2: Convert to fraction form
    12,302.84/16,977.32 = 6,924.96/x
  3. Step 3: Cross multiply
    12,302.84x = 16,977.32 × 6,924.96
  4. Step 4: Simplify right side
    12,302.84x = 117,567,261.91
  5. Step 5: Solve for x
    x = 117,567,261.91/12,302.84
  6. Step 6: Final answer
    x = 9,556.11

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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.