Home / 4,125.57-6,178.08-2,887.17

Finding the Fourth Proportional to 4,125.57, 6,178.08 and 2,887.17

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Solution

The fourth proportional to 4,125.57, 6,178.08 and 2,887.17 is: 4,323.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.57 : 6,178.08 = 2,887.17 : x
  2. Step 2: Convert to fraction form
    4,125.57/6,178.08 = 2,887.17/x
  3. Step 3: Cross multiply
    4,125.57x = 6,178.08 × 2,887.17
  4. Step 4: Simplify right side
    4,125.57x = 17,837,167.23
  5. Step 5: Solve for x
    x = 17,837,167.23/4,125.57
  6. Step 6: Final answer
    x = 4,323.56

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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.