Home / 4,571.47-6,857.24-1,284.63

Finding the Fourth Proportional to 4,571.47, 6,857.24 and 1,284.63

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Solution

The fourth proportional to 4,571.47, 6,857.24 and 1,284.63 is: 1,926.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.47 : 6,857.24 = 1,284.63 : x
  2. Step 2: Convert to fraction form
    4,571.47/6,857.24 = 1,284.63/x
  3. Step 3: Cross multiply
    4,571.47x = 6,857.24 × 1,284.63
  4. Step 4: Simplify right side
    4,571.47x = 8,808,975.51
  5. Step 5: Solve for x
    x = 8,808,975.51/4,571.47
  6. Step 6: Final answer
    x = 1,926.95

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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.