Home / 7,523.87-11,283.98-3,141.36

Finding the Fourth Proportional to 7,523.87, 11,283.98 and 3,141.36

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Solution

The fourth proportional to 7,523.87, 11,283.98 and 3,141.36 is: 4,711.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523.87 : 11,283.98 = 3,141.36 : x
  2. Step 2: Convert to fraction form
    7,523.87/11,283.98 = 3,141.36/x
  3. Step 3: Cross multiply
    7,523.87x = 11,283.98 × 3,141.36
  4. Step 4: Simplify right side
    7,523.87x = 35,447,027.71
  5. Step 5: Solve for x
    x = 35,447,027.71/7,523.87
  6. Step 6: Final answer
    x = 4,711.28

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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.