Home / 12,095.45-16,690.25-6,789.14

Finding the Fourth Proportional to 12,095.45, 16,690.25 and 6,789.14

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Solution

The fourth proportional to 12,095.45, 16,690.25 and 6,789.14 is: 9,368.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.45 : 16,690.25 = 6,789.14 : x
  2. Step 2: Convert to fraction form
    12,095.45/16,690.25 = 6,789.14/x
  3. Step 3: Cross multiply
    12,095.45x = 16,690.25 × 6,789.14
  4. Step 4: Simplify right side
    12,095.45x = 113,312,443.89
  5. Step 5: Solve for x
    x = 113,312,443.89/12,095.45
  6. Step 6: Final answer
    x = 9,368.19

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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.