Home / 8,614.08-11,885.40-4,888.08

Finding the Fourth Proportional to 8,614.08, 11,885.40 and 4,888.08

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Solution

The fourth proportional to 8,614.08, 11,885.40 and 4,888.08 is: 6,744.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,614.08 : 11,885.40 = 4,888.08 : x
  2. Step 2: Convert to fraction form
    8,614.08/11,885.40 = 4,888.08/x
  3. Step 3: Cross multiply
    8,614.08x = 11,885.40 × 4,888.08
  4. Step 4: Simplify right side
    8,614.08x = 58,096,786.03
  5. Step 5: Solve for x
    x = 58,096,786.03/8,614.08
  6. Step 6: Final answer
    x = 6,744.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.