Home / 4,172.87-6,259.28-1,675.17

Finding the Fourth Proportional to 4,172.87, 6,259.28 and 1,675.17

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Solution

The fourth proportional to 4,172.87, 6,259.28 and 1,675.17 is: 2,512.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.87 : 6,259.28 = 1,675.17 : x
  2. Step 2: Convert to fraction form
    4,172.87/6,259.28 = 1,675.17/x
  3. Step 3: Cross multiply
    4,172.87x = 6,259.28 × 1,675.17
  4. Step 4: Simplify right side
    4,172.87x = 10,485,349.70
  5. Step 5: Solve for x
    x = 10,485,349.70/4,172.87
  6. Step 6: Final answer
    x = 2,512.75

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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.