Home / 6,430.62-9,646.70-2,269.77

Finding the Fourth Proportional to 6,430.62, 9,646.70 and 2,269.77

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Solution

The fourth proportional to 6,430.62, 9,646.70 and 2,269.77 is: 3,404.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.62 : 9,646.70 = 2,269.77 : x
  2. Step 2: Convert to fraction form
    6,430.62/9,646.70 = 2,269.77/x
  3. Step 3: Cross multiply
    6,430.62x = 9,646.70 × 2,269.77
  4. Step 4: Simplify right side
    6,430.62x = 21,895,790.26
  5. Step 5: Solve for x
    x = 21,895,790.26/6,430.62
  6. Step 6: Final answer
    x = 3,404.93

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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.