Home / 12,934.37-19,400.63-4,613.45

Finding the Fourth Proportional to 12,934.37, 19,400.63 and 4,613.45

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Solution

The fourth proportional to 12,934.37, 19,400.63 and 4,613.45 is: 6,919.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934.37 : 19,400.63 = 4,613.45 : x
  2. Step 2: Convert to fraction form
    12,934.37/19,400.63 = 4,613.45/x
  3. Step 3: Cross multiply
    12,934.37x = 19,400.63 × 4,613.45
  4. Step 4: Simplify right side
    12,934.37x = 89,503,813.41
  5. Step 5: Solve for x
    x = 89,503,813.41/12,934.37
  6. Step 6: Final answer
    x = 6,919.84

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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.