Home / 8,970.17-13,451.32-4,525.09

Finding the Fourth Proportional to 8,970.17, 13,451.32 and 4,525.09

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Solution

The fourth proportional to 8,970.17, 13,451.32 and 4,525.09 is: 6,785.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,970.17 : 13,451.32 = 4,525.09 : x
  2. Step 2: Convert to fraction form
    8,970.17/13,451.32 = 4,525.09/x
  3. Step 3: Cross multiply
    8,970.17x = 13,451.32 × 4,525.09
  4. Step 4: Simplify right side
    8,970.17x = 60,868,405.65
  5. Step 5: Solve for x
    x = 60,868,405.65/8,970.17
  6. Step 6: Final answer
    x = 6,785.65

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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.