Home / 7,619.51-11,424.85-2,353.11

Finding the Fourth Proportional to 7,619.51, 11,424.85 and 2,353.11

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Solution

The fourth proportional to 7,619.51, 11,424.85 and 2,353.11 is: 3,528.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.51 : 11,424.85 = 2,353.11 : x
  2. Step 2: Convert to fraction form
    7,619.51/11,424.85 = 2,353.11/x
  3. Step 3: Cross multiply
    7,619.51x = 11,424.85 × 2,353.11
  4. Step 4: Simplify right side
    7,619.51x = 26,883,928.78
  5. Step 5: Solve for x
    x = 26,883,928.78/7,619.51
  6. Step 6: Final answer
    x = 3,528.30

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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.