Home / 4,130.85-6,197.99-2,281.80

Finding the Fourth Proportional to 4,130.85, 6,197.99 and 2,281.80

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Solution

The fourth proportional to 4,130.85, 6,197.99 and 2,281.80 is: 3,423.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.85 : 6,197.99 = 2,281.80 : x
  2. Step 2: Convert to fraction form
    4,130.85/6,197.99 = 2,281.80/x
  3. Step 3: Cross multiply
    4,130.85x = 6,197.99 × 2,281.80
  4. Step 4: Simplify right side
    4,130.85x = 14,142,573.58
  5. Step 5: Solve for x
    x = 14,142,573.58/4,130.85
  6. Step 6: Final answer
    x = 3,423.65

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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.