Home / 10,002.69-15,005.52-3,336.93

Finding the Fourth Proportional to 10,002.69, 15,005.52 and 3,336.93

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Solution

The fourth proportional to 10,002.69, 15,005.52 and 3,336.93 is: 5,005.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,002.69 : 15,005.52 = 3,336.93 : x
  2. Step 2: Convert to fraction form
    10,002.69/15,005.52 = 3,336.93/x
  3. Step 3: Cross multiply
    10,002.69x = 15,005.52 × 3,336.93
  4. Step 4: Simplify right side
    10,002.69x = 50,072,369.85
  5. Step 5: Solve for x
    x = 50,072,369.85/10,002.69
  6. Step 6: Final answer
    x = 5,005.89

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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.