Home / 11,395.19-15,726.22-6,359.62

Finding the Fourth Proportional to 11,395.19, 15,726.22 and 6,359.62

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Solution

The fourth proportional to 11,395.19, 15,726.22 and 6,359.62 is: 8,776.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,395.19 : 15,726.22 = 6,359.62 : x
  2. Step 2: Convert to fraction form
    11,395.19/15,726.22 = 6,359.62/x
  3. Step 3: Cross multiply
    11,395.19x = 15,726.22 × 6,359.62
  4. Step 4: Simplify right side
    11,395.19x = 100,012,783.24
  5. Step 5: Solve for x
    x = 100,012,783.24/11,395.19
  6. Step 6: Final answer
    x = 8,776.75

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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.