Home / 6,815.16-10,225.64-3,530.57

Finding the Fourth Proportional to 6,815.16, 10,225.64 and 3,530.57

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Solution

The fourth proportional to 6,815.16, 10,225.64 and 3,530.57 is: 5,297.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.16 : 10,225.64 = 3,530.57 : x
  2. Step 2: Convert to fraction form
    6,815.16/10,225.64 = 3,530.57/x
  3. Step 3: Cross multiply
    6,815.16x = 10,225.64 × 3,530.57
  4. Step 4: Simplify right side
    6,815.16x = 36,102,295.51
  5. Step 5: Solve for x
    x = 36,102,295.51/6,815.16
  6. Step 6: Final answer
    x = 5,297.35

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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.