Home / 11,801.22-17,701.86-5,225.64

Finding the Fourth Proportional to 11,801.22, 17,701.86 and 5,225.64

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Solution

The fourth proportional to 11,801.22, 17,701.86 and 5,225.64 is: 7,838.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.22 : 17,701.86 = 5,225.64 : x
  2. Step 2: Convert to fraction form
    11,801.22/17,701.86 = 5,225.64/x
  3. Step 3: Cross multiply
    11,801.22x = 17,701.86 × 5,225.64
  4. Step 4: Simplify right side
    11,801.22x = 92,503,547.69
  5. Step 5: Solve for x
    x = 92,503,547.69/11,801.22
  6. Step 6: Final answer
    x = 7,838.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.