Home / 8,713.83-13,052.67-4,258.05

Finding the Fourth Proportional to 8,713.83, 13,052.67 and 4,258.05

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Solution

The fourth proportional to 8,713.83, 13,052.67 and 4,258.05 is: 6,378.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713.83 : 13,052.67 = 4,258.05 : x
  2. Step 2: Convert to fraction form
    8,713.83/13,052.67 = 4,258.05/x
  3. Step 3: Cross multiply
    8,713.83x = 13,052.67 × 4,258.05
  4. Step 4: Simplify right side
    8,713.83x = 55,578,921.49
  5. Step 5: Solve for x
    x = 55,578,921.49/8,713.83
  6. Step 6: Final answer
    x = 6,378.24

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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.