Home / 8,977.24-13,470.54-6,785.32

Finding the Fourth Proportional to 8,977.24, 13,470.54 and 6,785.32

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Solution

The fourth proportional to 8,977.24, 13,470.54 and 6,785.32 is: 10,181.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.24 : 13,470.54 = 6,785.32 : x
  2. Step 2: Convert to fraction form
    8,977.24/13,470.54 = 6,785.32/x
  3. Step 3: Cross multiply
    8,977.24x = 13,470.54 × 6,785.32
  4. Step 4: Simplify right side
    8,977.24x = 91,401,924.47
  5. Step 5: Solve for x
    x = 91,401,924.47/8,977.24
  6. Step 6: Final answer
    x = 10,181.52

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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.