Home / 12,069.30-16,654.77-6,764.07

Finding the Fourth Proportional to 12,069.30, 16,654.77 and 6,764.07

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Solution

The fourth proportional to 12,069.30, 16,654.77 and 6,764.07 is: 9,333.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069.30 : 16,654.77 = 6,764.07 : x
  2. Step 2: Convert to fraction form
    12,069.30/16,654.77 = 6,764.07/x
  3. Step 3: Cross multiply
    12,069.30x = 16,654.77 × 6,764.07
  4. Step 4: Simplify right side
    12,069.30x = 112,654,030.11
  5. Step 5: Solve for x
    x = 112,654,030.11/12,069.30
  6. Step 6: Final answer
    x = 9,333.93

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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.