Home / 4,476.94-6,178.20-2,487.72

Finding the Fourth Proportional to 4,476.94, 6,178.20 and 2,487.72

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Solution

The fourth proportional to 4,476.94, 6,178.20 and 2,487.72 is: 3,433.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.94 : 6,178.20 = 2,487.72 : x
  2. Step 2: Convert to fraction form
    4,476.94/6,178.20 = 2,487.72/x
  3. Step 3: Cross multiply
    4,476.94x = 6,178.20 × 2,487.72
  4. Step 4: Simplify right side
    4,476.94x = 15,369,631.70
  5. Step 5: Solve for x
    x = 15,369,631.70/4,476.94
  6. Step 6: Final answer
    x = 3,433.07

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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.