Home / 8,293.56-12,423.06-3,679.80

Finding the Fourth Proportional to 8,293.56, 12,423.06 and 3,679.80

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Solution

The fourth proportional to 8,293.56, 12,423.06 and 3,679.80 is: 5,512.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293.56 : 12,423.06 = 3,679.80 : x
  2. Step 2: Convert to fraction form
    8,293.56/12,423.06 = 3,679.80/x
  3. Step 3: Cross multiply
    8,293.56x = 12,423.06 × 3,679.80
  4. Step 4: Simplify right side
    8,293.56x = 45,714,376.19
  5. Step 5: Solve for x
    x = 45,714,376.19/8,293.56
  6. Step 6: Final answer
    x = 5,512.03

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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.