Home / 8,717.24-13,066.72-4,268.77

Finding the Fourth Proportional to 8,717.24, 13,066.72 and 4,268.77

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Solution

The fourth proportional to 8,717.24, 13,066.72 and 4,268.77 is: 6,398.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.24 : 13,066.72 = 4,268.77 : x
  2. Step 2: Convert to fraction form
    8,717.24/13,066.72 = 4,268.77/x
  3. Step 3: Cross multiply
    8,717.24x = 13,066.72 × 4,268.77
  4. Step 4: Simplify right side
    8,717.24x = 55,778,779.00
  5. Step 5: Solve for x
    x = 55,778,779.00/8,717.24
  6. Step 6: Final answer
    x = 6,398.67

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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.