Home / 6,483.29-9,726.49-2,100.76

Finding the Fourth Proportional to 6,483.29, 9,726.49 and 2,100.76

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Solution

The fourth proportional to 6,483.29, 9,726.49 and 2,100.76 is: 3,151.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,483.29 : 9,726.49 = 2,100.76 : x
  2. Step 2: Convert to fraction form
    6,483.29/9,726.49 = 2,100.76/x
  3. Step 3: Cross multiply
    6,483.29x = 9,726.49 × 2,100.76
  4. Step 4: Simplify right side
    6,483.29x = 20,433,021.13
  5. Step 5: Solve for x
    x = 20,433,021.13/6,483.29
  6. Step 6: Final answer
    x = 3,151.64

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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.