Home / 2,310.24-3,465.12-848.64

Finding the Fourth Proportional to 2,310.24, 3,465.12 and 848.64

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Solution

The fourth proportional to 2,310.24, 3,465.12 and 848.64 is: 1,272.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.24 : 3,465.12 = 848.64 : x
  2. Step 2: Convert to fraction form
    2,310.24/3,465.12 = 848.64/x
  3. Step 3: Cross multiply
    2,310.24x = 3,465.12 × 848.64
  4. Step 4: Simplify right side
    2,310.24x = 2,940,639.44
  5. Step 5: Solve for x
    x = 2,940,639.44/2,310.24
  6. Step 6: Final answer
    x = 1,272.87

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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.