Home / 11,011.63-15,196.81-6,231.59

Finding the Fourth Proportional to 11,011.63, 15,196.81 and 6,231.59

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Solution

The fourth proportional to 11,011.63, 15,196.81 and 6,231.59 is: 8,600.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.63 : 15,196.81 = 6,231.59 : x
  2. Step 2: Convert to fraction form
    11,011.63/15,196.81 = 6,231.59/x
  3. Step 3: Cross multiply
    11,011.63x = 15,196.81 × 6,231.59
  4. Step 4: Simplify right side
    11,011.63x = 94,700,311.64
  5. Step 5: Solve for x
    x = 94,700,311.64/11,011.63
  6. Step 6: Final answer
    x = 8,600.03

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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.