Home / 7,899.96-11,855.61-4,614.06

Finding the Fourth Proportional to 7,899.96, 11,855.61 and 4,614.06

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Solution

The fourth proportional to 7,899.96, 11,855.61 and 4,614.06 is: 6,924.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899.96 : 11,855.61 = 4,614.06 : x
  2. Step 2: Convert to fraction form
    7,899.96/11,855.61 = 4,614.06/x
  3. Step 3: Cross multiply
    7,899.96x = 11,855.61 × 4,614.06
  4. Step 4: Simplify right side
    7,899.96x = 54,702,495.88
  5. Step 5: Solve for x
    x = 54,702,495.88/7,899.96
  6. Step 6: Final answer
    x = 6,924.40

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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.