Home / 3,130.69-4,696.22-1,050.61

Finding the Fourth Proportional to 3,130.69, 4,696.22 and 1,050.61

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Solution

The fourth proportional to 3,130.69, 4,696.22 and 1,050.61 is: 1,575.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130.69 : 4,696.22 = 1,050.61 : x
  2. Step 2: Convert to fraction form
    3,130.69/4,696.22 = 1,050.61/x
  3. Step 3: Cross multiply
    3,130.69x = 4,696.22 × 1,050.61
  4. Step 4: Simplify right side
    3,130.69x = 4,933,895.69
  5. Step 5: Solve for x
    x = 4,933,895.69/3,130.69
  6. Step 6: Final answer
    x = 1,575.98

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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.