Home / 8,785.32-13,166.37-5,263.98

Finding the Fourth Proportional to 8,785.32, 13,166.37 and 5,263.98

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Solution

The fourth proportional to 8,785.32, 13,166.37 and 5,263.98 is: 7,889.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785.32 : 13,166.37 = 5,263.98 : x
  2. Step 2: Convert to fraction form
    8,785.32/13,166.37 = 5,263.98/x
  3. Step 3: Cross multiply
    8,785.32x = 13,166.37 × 5,263.98
  4. Step 4: Simplify right side
    8,785.32x = 69,307,508.35
  5. Step 5: Solve for x
    x = 69,307,508.35/8,785.32
  6. Step 6: Final answer
    x = 7,889.01

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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.