Home / 8,568.30-12,852.45-4,194.30

Finding the Fourth Proportional to 8,568.30, 12,852.45 and 4,194.30

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Solution

The fourth proportional to 8,568.30, 12,852.45 and 4,194.30 is: 6,291.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.30 : 12,852.45 = 4,194.30 : x
  2. Step 2: Convert to fraction form
    8,568.30/12,852.45 = 4,194.30/x
  3. Step 3: Cross multiply
    8,568.30x = 12,852.45 × 4,194.30
  4. Step 4: Simplify right side
    8,568.30x = 53,907,031.04
  5. Step 5: Solve for x
    x = 53,907,031.04/8,568.30
  6. Step 6: Final answer
    x = 6,291.45

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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.