Home / 11,011.37-15,195.67-6,295.75

Finding the Fourth Proportional to 11,011.37, 15,195.67 and 6,295.75

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Solution

The fourth proportional to 11,011.37, 15,195.67 and 6,295.75 is: 8,688.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.37 : 15,195.67 = 6,295.75 : x
  2. Step 2: Convert to fraction form
    11,011.37/15,195.67 = 6,295.75/x
  3. Step 3: Cross multiply
    11,011.37x = 15,195.67 × 6,295.75
  4. Step 4: Simplify right side
    11,011.37x = 95,668,085.67
  5. Step 5: Solve for x
    x = 95,668,085.67/11,011.37
  6. Step 6: Final answer
    x = 8,688.12

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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.