Home / 12,084.95-16,676.38-6,707.68

Finding the Fourth Proportional to 12,084.95, 16,676.38 and 6,707.68

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Solution

The fourth proportional to 12,084.95, 16,676.38 and 6,707.68 is: 9,256.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,084.95 : 16,676.38 = 6,707.68 : x
  2. Step 2: Convert to fraction form
    12,084.95/16,676.38 = 6,707.68/x
  3. Step 3: Cross multiply
    12,084.95x = 16,676.38 × 6,707.68
  4. Step 4: Simplify right side
    12,084.95x = 111,859,762.14
  5. Step 5: Solve for x
    x = 111,859,762.14/12,084.95
  6. Step 6: Final answer
    x = 9,256.12

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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.