Home / 8,738.16-13,102.24-4,055.76

Finding the Fourth Proportional to 8,738.16, 13,102.24 and 4,055.76

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Solution

The fourth proportional to 8,738.16, 13,102.24 and 4,055.76 is: 6,081.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738.16 : 13,102.24 = 4,055.76 : x
  2. Step 2: Convert to fraction form
    8,738.16/13,102.24 = 4,055.76/x
  3. Step 3: Cross multiply
    8,738.16x = 13,102.24 × 4,055.76
  4. Step 4: Simplify right side
    8,738.16x = 53,139,455.11
  5. Step 5: Solve for x
    x = 53,139,455.11/8,738.16
  6. Step 6: Final answer
    x = 6,081.31

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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.