Home / 4,178.95-6,269.72-1,713.96

Finding the Fourth Proportional to 4,178.95, 6,269.72 and 1,713.96

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Solution

The fourth proportional to 4,178.95, 6,269.72 and 1,713.96 is: 2,571.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.95 : 6,269.72 = 1,713.96 : x
  2. Step 2: Convert to fraction form
    4,178.95/6,269.72 = 1,713.96/x
  3. Step 3: Cross multiply
    4,178.95x = 6,269.72 × 1,713.96
  4. Step 4: Simplify right side
    4,178.95x = 10,746,040.72
  5. Step 5: Solve for x
    x = 10,746,040.72/4,178.95
  6. Step 6: Final answer
    x = 2,571.47

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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.