Home / 7,823.59-11,733.76-2,889.85

Finding the Fourth Proportional to 7,823.59, 11,733.76 and 2,889.85

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Solution

The fourth proportional to 7,823.59, 11,733.76 and 2,889.85 is: 4,334.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823.59 : 11,733.76 = 2,889.85 : x
  2. Step 2: Convert to fraction form
    7,823.59/11,733.76 = 2,889.85/x
  3. Step 3: Cross multiply
    7,823.59x = 11,733.76 × 2,889.85
  4. Step 4: Simplify right side
    7,823.59x = 33,908,806.34
  5. Step 5: Solve for x
    x = 33,908,806.34/7,823.59
  6. Step 6: Final answer
    x = 4,334.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.