Home / 10,148.58-15,222.87-3,223.62

Finding the Fourth Proportional to 10,148.58, 15,222.87 and 3,223.62

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Solution

The fourth proportional to 10,148.58, 15,222.87 and 3,223.62 is: 4,835.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148.58 : 15,222.87 = 3,223.62 : x
  2. Step 2: Convert to fraction form
    10,148.58/15,222.87 = 3,223.62/x
  3. Step 3: Cross multiply
    10,148.58x = 15,222.87 × 3,223.62
  4. Step 4: Simplify right side
    10,148.58x = 49,072,748.19
  5. Step 5: Solve for x
    x = 49,072,748.19/10,148.58
  6. Step 6: Final answer
    x = 4,835.43

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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.