Home / 11,235.21-15,504.47-6,199.47

Finding the Fourth Proportional to 11,235.21, 15,504.47 and 6,199.47

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Solution

The fourth proportional to 11,235.21, 15,504.47 and 6,199.47 is: 8,555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.21 : 15,504.47 = 6,199.47 : x
  2. Step 2: Convert to fraction form
    11,235.21/15,504.47 = 6,199.47/x
  3. Step 3: Cross multiply
    11,235.21x = 15,504.47 × 6,199.47
  4. Step 4: Simplify right side
    11,235.21x = 96,119,512.13
  5. Step 5: Solve for x
    x = 96,119,512.13/11,235.21
  6. Step 6: Final answer
    x = 8,555.20

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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.