Home / 10,039.62-15,059.55-4,775.19

Finding the Fourth Proportional to 10,039.62, 15,059.55 and 4,775.19

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Solution

The fourth proportional to 10,039.62, 15,059.55 and 4,775.19 is: 7,162.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,039.62 : 15,059.55 = 4,775.19 : x
  2. Step 2: Convert to fraction form
    10,039.62/15,059.55 = 4,775.19/x
  3. Step 3: Cross multiply
    10,039.62x = 15,059.55 × 4,775.19
  4. Step 4: Simplify right side
    10,039.62x = 71,912,212.56
  5. Step 5: Solve for x
    x = 71,912,212.56/10,039.62
  6. Step 6: Final answer
    x = 7,162.84

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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.