Home / 11,902.64-16,425.81-6,525.58

Finding the Fourth Proportional to 11,902.64, 16,425.81 and 6,525.58

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Solution

The fourth proportional to 11,902.64, 16,425.81 and 6,525.58 is: 9,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,902.64 : 16,425.81 = 6,525.58 : x
  2. Step 2: Convert to fraction form
    11,902.64/16,425.81 = 6,525.58/x
  3. Step 3: Cross multiply
    11,902.64x = 16,425.81 × 6,525.58
  4. Step 4: Simplify right side
    11,902.64x = 107,187,978.28
  5. Step 5: Solve for x
    x = 107,187,978.28/11,902.64
  6. Step 6: Final answer
    x = 9,005.40

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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.