Home / 6,329.34-8,726.33-5,190.82

Finding the Fourth Proportional to 6,329.34, 8,726.33 and 5,190.82

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Solution

The fourth proportional to 6,329.34, 8,726.33 and 5,190.82 is: 7,156.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329.34 : 8,726.33 = 5,190.82 : x
  2. Step 2: Convert to fraction form
    6,329.34/8,726.33 = 5,190.82/x
  3. Step 3: Cross multiply
    6,329.34x = 8,726.33 × 5,190.82
  4. Step 4: Simplify right side
    6,329.34x = 45,296,799.45
  5. Step 5: Solve for x
    x = 45,296,799.45/6,329.34
  6. Step 6: Final answer
    x = 7,156.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.