Home / 12,004.16-16,564.88-6,625.53

Finding the Fourth Proportional to 12,004.16, 16,564.88 and 6,625.53

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Solution

The fourth proportional to 12,004.16, 16,564.88 and 6,625.53 is: 9,142.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004.16 : 16,564.88 = 6,625.53 : x
  2. Step 2: Convert to fraction form
    12,004.16/16,564.88 = 6,625.53/x
  3. Step 3: Cross multiply
    12,004.16x = 16,564.88 × 6,625.53
  4. Step 4: Simplify right side
    12,004.16x = 109,751,076.26
  5. Step 5: Solve for x
    x = 109,751,076.26/12,004.16
  6. Step 6: Final answer
    x = 9,142.76

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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.