Home / 8,589.24-12,885.71-2,666.01

Finding the Fourth Proportional to 8,589.24, 12,885.71 and 2,666.01

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Solution

The fourth proportional to 8,589.24, 12,885.71 and 2,666.01 is: 3,999.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589.24 : 12,885.71 = 2,666.01 : x
  2. Step 2: Convert to fraction form
    8,589.24/12,885.71 = 2,666.01/x
  3. Step 3: Cross multiply
    8,589.24x = 12,885.71 × 2,666.01
  4. Step 4: Simplify right side
    8,589.24x = 34,353,370.07
  5. Step 5: Solve for x
    x = 34,353,370.07/8,589.24
  6. Step 6: Final answer
    x = 3,999.58

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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.