Home / 4,117.86-6,146.82-3,813.30

Finding the Fourth Proportional to 4,117.86, 6,146.82 and 3,813.30

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Solution

The fourth proportional to 4,117.86, 6,146.82 and 3,813.30 is: 5,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.86 : 6,146.82 = 3,813.30 : x
  2. Step 2: Convert to fraction form
    4,117.86/6,146.82 = 3,813.30/x
  3. Step 3: Cross multiply
    4,117.86x = 6,146.82 × 3,813.30
  4. Step 4: Simplify right side
    4,117.86x = 23,439,668.71
  5. Step 5: Solve for x
    x = 23,439,668.71/4,117.86
  6. Step 6: Final answer
    x = 5,692.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.