Home / 4,384.26-6,047.64-2,891.70

Finding the Fourth Proportional to 4,384.26, 6,047.64 and 2,891.70

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Solution

The fourth proportional to 4,384.26, 6,047.64 and 2,891.70 is: 3,988.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,384.26 : 6,047.64 = 2,891.70 : x
  2. Step 2: Convert to fraction form
    4,384.26/6,047.64 = 2,891.70/x
  3. Step 3: Cross multiply
    4,384.26x = 6,047.64 × 2,891.70
  4. Step 4: Simplify right side
    4,384.26x = 17,487,960.59
  5. Step 5: Solve for x
    x = 17,487,960.59/4,384.26
  6. Step 6: Final answer
    x = 3,988.81

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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.