Home / 10,609.06-15,913.53-2,603.73

Finding the Fourth Proportional to 10,609.06, 15,913.53 and 2,603.73

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Solution

The fourth proportional to 10,609.06, 15,913.53 and 2,603.73 is: 3,905.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609.06 : 15,913.53 = 2,603.73 : x
  2. Step 2: Convert to fraction form
    10,609.06/15,913.53 = 2,603.73/x
  3. Step 3: Cross multiply
    10,609.06x = 15,913.53 × 2,603.73
  4. Step 4: Simplify right side
    10,609.06x = 41,434,505.63
  5. Step 5: Solve for x
    x = 41,434,505.63/10,609.06
  6. Step 6: Final answer
    x = 3,905.58

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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.