Home / 4,430.69-6,647.33-1,310.77

Finding the Fourth Proportional to 4,430.69, 6,647.33 and 1,310.77

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Solution

The fourth proportional to 4,430.69, 6,647.33 and 1,310.77 is: 1,966.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.69 : 6,647.33 = 1,310.77 : x
  2. Step 2: Convert to fraction form
    4,430.69/6,647.33 = 1,310.77/x
  3. Step 3: Cross multiply
    4,430.69x = 6,647.33 × 1,310.77
  4. Step 4: Simplify right side
    4,430.69x = 8,713,114.19
  5. Step 5: Solve for x
    x = 8,713,114.19/4,430.69
  6. Step 6: Final answer
    x = 1,966.54

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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.