Home / 8,352.42-12,521.34-4,186.59

Finding the Fourth Proportional to 8,352.42, 12,521.34 and 4,186.59

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Solution

The fourth proportional to 8,352.42, 12,521.34 and 4,186.59 is: 6,276.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352.42 : 12,521.34 = 4,186.59 : x
  2. Step 2: Convert to fraction form
    8,352.42/12,521.34 = 4,186.59/x
  3. Step 3: Cross multiply
    8,352.42x = 12,521.34 × 4,186.59
  4. Step 4: Simplify right side
    8,352.42x = 52,421,716.83
  5. Step 5: Solve for x
    x = 52,421,716.83/8,352.42
  6. Step 6: Final answer
    x = 6,276.23

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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.