Home / 8,357.18-12,534.21-4,196.07

Finding the Fourth Proportional to 8,357.18, 12,534.21 and 4,196.07

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Solution

The fourth proportional to 8,357.18, 12,534.21 and 4,196.07 is: 6,293.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,357.18 : 12,534.21 = 4,196.07 : x
  2. Step 2: Convert to fraction form
    8,357.18/12,534.21 = 4,196.07/x
  3. Step 3: Cross multiply
    8,357.18x = 12,534.21 × 4,196.07
  4. Step 4: Simplify right side
    8,357.18x = 52,594,422.55
  5. Step 5: Solve for x
    x = 52,594,422.55/8,357.18
  6. Step 6: Final answer
    x = 6,293.33

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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.