Home / 11,684.04-16,126.08-6,968.64

Finding the Fourth Proportional to 11,684.04, 16,126.08 and 6,968.64

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Solution

The fourth proportional to 11,684.04, 16,126.08 and 6,968.64 is: 9,617.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,684.04 : 16,126.08 = 6,968.64 : x
  2. Step 2: Convert to fraction form
    11,684.04/16,126.08 = 6,968.64/x
  3. Step 3: Cross multiply
    11,684.04x = 16,126.08 × 6,968.64
  4. Step 4: Simplify right side
    11,684.04x = 112,376,846.13
  5. Step 5: Solve for x
    x = 112,376,846.13/11,684.04
  6. Step 6: Final answer
    x = 9,617.98

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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.