Home / 11,837.53-17,756.12-6,847.40

Finding the Fourth Proportional to 11,837.53, 17,756.12 and 6,847.40

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Solution

The fourth proportional to 11,837.53, 17,756.12 and 6,847.40 is: 10,271.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.53 : 17,756.12 = 6,847.40 : x
  2. Step 2: Convert to fraction form
    11,837.53/17,756.12 = 6,847.40/x
  3. Step 3: Cross multiply
    11,837.53x = 17,756.12 × 6,847.40
  4. Step 4: Simplify right side
    11,837.53x = 121,583,256.09
  5. Step 5: Solve for x
    x = 121,583,256.09/11,837.53
  6. Step 6: Final answer
    x = 10,271.00

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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.