Home / 12,083.03-16,672.20-7,048.07

Finding the Fourth Proportional to 12,083.03, 16,672.20 and 7,048.07

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Solution

The fourth proportional to 12,083.03, 16,672.20 and 7,048.07 is: 9,724.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083.03 : 16,672.20 = 7,048.07 : x
  2. Step 2: Convert to fraction form
    12,083.03/16,672.20 = 7,048.07/x
  3. Step 3: Cross multiply
    12,083.03x = 16,672.20 × 7,048.07
  4. Step 4: Simplify right side
    12,083.03x = 117,506,832.65
  5. Step 5: Solve for x
    x = 117,506,832.65/12,083.03
  6. Step 6: Final answer
    x = 9,724.95

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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.