Home / 3,007.67-4,511.70-1,059.21

Finding the Fourth Proportional to 3,007.67, 4,511.70 and 1,059.21

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Solution

The fourth proportional to 3,007.67, 4,511.70 and 1,059.21 is: 1,588.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.67 : 4,511.70 = 1,059.21 : x
  2. Step 2: Convert to fraction form
    3,007.67/4,511.70 = 1,059.21/x
  3. Step 3: Cross multiply
    3,007.67x = 4,511.70 × 1,059.21
  4. Step 4: Simplify right side
    3,007.67x = 4,778,837.76
  5. Step 5: Solve for x
    x = 4,778,837.76/3,007.67
  6. Step 6: Final answer
    x = 1,588.89

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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.