Home / 8,764.34-13,106.54-6,544.72

Finding the Fourth Proportional to 8,764.34, 13,106.54 and 6,544.72

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Solution

The fourth proportional to 8,764.34, 13,106.54 and 6,544.72 is: 9,787.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.34 : 13,106.54 = 6,544.72 : x
  2. Step 2: Convert to fraction form
    8,764.34/13,106.54 = 6,544.72/x
  3. Step 3: Cross multiply
    8,764.34x = 13,106.54 × 6,544.72
  4. Step 4: Simplify right side
    8,764.34x = 85,778,634.47
  5. Step 5: Solve for x
    x = 85,778,634.47/8,764.34
  6. Step 6: Final answer
    x = 9,787.23

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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.