Home / 5,475.69-8,213.25-4,866.39

Finding the Fourth Proportional to 5,475.69, 8,213.25 and 4,866.39

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Solution

The fourth proportional to 5,475.69, 8,213.25 and 4,866.39 is: 7,299.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.69 : 8,213.25 = 4,866.39 : x
  2. Step 2: Convert to fraction form
    5,475.69/8,213.25 = 4,866.39/x
  3. Step 3: Cross multiply
    5,475.69x = 8,213.25 × 4,866.39
  4. Step 4: Simplify right side
    5,475.69x = 39,968,877.67
  5. Step 5: Solve for x
    x = 39,968,877.67/5,475.69
  6. Step 6: Final answer
    x = 7,299.33

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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.