Home / 8,283.63-11,426.36-5,921.67

Finding the Fourth Proportional to 8,283.63, 11,426.36 and 5,921.67

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Solution

The fourth proportional to 8,283.63, 11,426.36 and 5,921.67 is: 8,168.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283.63 : 11,426.36 = 5,921.67 : x
  2. Step 2: Convert to fraction form
    8,283.63/11,426.36 = 5,921.67/x
  3. Step 3: Cross multiply
    8,283.63x = 11,426.36 × 5,921.67
  4. Step 4: Simplify right side
    8,283.63x = 67,663,103.61
  5. Step 5: Solve for x
    x = 67,663,103.61/8,283.63
  6. Step 6: Final answer
    x = 8,168.29

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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.