Home / 6,430.52-9,646.32-2,046.80

Finding the Fourth Proportional to 6,430.52, 9,646.32 and 2,046.80

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Solution

The fourth proportional to 6,430.52, 9,646.32 and 2,046.80 is: 3,070.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.52 : 9,646.32 = 2,046.80 : x
  2. Step 2: Convert to fraction form
    6,430.52/9,646.32 = 2,046.80/x
  3. Step 3: Cross multiply
    6,430.52x = 9,646.32 × 2,046.80
  4. Step 4: Simplify right side
    6,430.52x = 19,744,087.78
  5. Step 5: Solve for x
    x = 19,744,087.78/6,430.52
  6. Step 6: Final answer
    x = 3,070.37

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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.