Home / 4,141.87-5,715.81-2,253.47

Finding the Fourth Proportional to 4,141.87, 5,715.81 and 2,253.47

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Solution

The fourth proportional to 4,141.87, 5,715.81 and 2,253.47 is: 3,109.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141.87 : 5,715.81 = 2,253.47 : x
  2. Step 2: Convert to fraction form
    4,141.87/5,715.81 = 2,253.47/x
  3. Step 3: Cross multiply
    4,141.87x = 5,715.81 × 2,253.47
  4. Step 4: Simplify right side
    4,141.87x = 12,880,406.36
  5. Step 5: Solve for x
    x = 12,880,406.36/4,141.87
  6. Step 6: Final answer
    x = 3,109.80

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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.