Home / 7,618.53-11,424.75-5,154.06

Finding the Fourth Proportional to 7,618.53, 11,424.75 and 5,154.06

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Solution

The fourth proportional to 7,618.53, 11,424.75 and 5,154.06 is: 7,729.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618.53 : 11,424.75 = 5,154.06 : x
  2. Step 2: Convert to fraction form
    7,618.53/11,424.75 = 5,154.06/x
  3. Step 3: Cross multiply
    7,618.53x = 11,424.75 × 5,154.06
  4. Step 4: Simplify right side
    7,618.53x = 58,883,846.99
  5. Step 5: Solve for x
    x = 58,883,846.99/7,618.53
  6. Step 6: Final answer
    x = 7,729.03

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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.