Home / 11,336.10-15,642.63-6,299.51

Finding the Fourth Proportional to 11,336.10, 15,642.63 and 6,299.51

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Solution

The fourth proportional to 11,336.10, 15,642.63 and 6,299.51 is: 8,692.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,336.10 : 15,642.63 = 6,299.51 : x
  2. Step 2: Convert to fraction form
    11,336.10/15,642.63 = 6,299.51/x
  3. Step 3: Cross multiply
    11,336.10x = 15,642.63 × 6,299.51
  4. Step 4: Simplify right side
    11,336.10x = 98,540,900.75
  5. Step 5: Solve for x
    x = 98,540,900.75/11,336.10
  6. Step 6: Final answer
    x = 8,692.66

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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.