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Finding the Fourth Proportional to 3,461.94, 4,773.84 and 2,281.50

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Solution

The fourth proportional to 3,461.94, 4,773.84 and 2,281.50 is: 3,146.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.94 : 4,773.84 = 2,281.50 : x
  2. Step 2: Convert to fraction form
    3,461.94/4,773.84 = 2,281.50/x
  3. Step 3: Cross multiply
    3,461.94x = 4,773.84 × 2,281.50
  4. Step 4: Simplify right side
    3,461.94x = 10,891,515.96
  5. Step 5: Solve for x
    x = 10,891,515.96/3,461.94
  6. Step 6: Final answer
    x = 3,146.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.