Home / 10,106.79-15,164.60-3,537.69

Finding the Fourth Proportional to 10,106.79, 15,164.60 and 3,537.69

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Solution

The fourth proportional to 10,106.79, 15,164.60 and 3,537.69 is: 5,308.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106.79 : 15,164.60 = 3,537.69 : x
  2. Step 2: Convert to fraction form
    10,106.79/15,164.60 = 3,537.69/x
  3. Step 3: Cross multiply
    10,106.79x = 15,164.60 × 3,537.69
  4. Step 4: Simplify right side
    10,106.79x = 53,647,636.09
  5. Step 5: Solve for x
    x = 53,647,636.09/10,106.79
  6. Step 6: Final answer
    x = 5,308.08

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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.