Home / 11,295.95-15,588.39-6,327.95

Finding the Fourth Proportional to 11,295.95, 15,588.39 and 6,327.95

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Solution

The fourth proportional to 11,295.95, 15,588.39 and 6,327.95 is: 8,732.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.95 : 15,588.39 = 6,327.95 : x
  2. Step 2: Convert to fraction form
    11,295.95/15,588.39 = 6,327.95/x
  3. Step 3: Cross multiply
    11,295.95x = 15,588.39 × 6,327.95
  4. Step 4: Simplify right side
    11,295.95x = 98,642,474.56
  5. Step 5: Solve for x
    x = 98,642,474.56/11,295.95
  6. Step 6: Final answer
    x = 8,732.56

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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.