Home / 6,430.27-9,646.48-2,049.07

Finding the Fourth Proportional to 6,430.27, 9,646.48 and 2,049.07

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Solution

The fourth proportional to 6,430.27, 9,646.48 and 2,049.07 is: 3,073.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.27 : 9,646.48 = 2,049.07 : x
  2. Step 2: Convert to fraction form
    6,430.27/9,646.48 = 2,049.07/x
  3. Step 3: Cross multiply
    6,430.27x = 9,646.48 × 2,049.07
  4. Step 4: Simplify right side
    6,430.27x = 19,766,291.22
  5. Step 5: Solve for x
    x = 19,766,291.22/6,430.27
  6. Step 6: Final answer
    x = 3,073.95

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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.