Home / 11,340.64-17,002.32-4,411.36

Finding the Fourth Proportional to 11,340.64, 17,002.32 and 4,411.36

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Solution

The fourth proportional to 11,340.64, 17,002.32 and 4,411.36 is: 6,613.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,340.64 : 17,002.32 = 4,411.36 : x
  2. Step 2: Convert to fraction form
    11,340.64/17,002.32 = 4,411.36/x
  3. Step 3: Cross multiply
    11,340.64x = 17,002.32 × 4,411.36
  4. Step 4: Simplify right side
    11,340.64x = 75,003,354.36
  5. Step 5: Solve for x
    x = 75,003,354.36/11,340.64
  6. Step 6: Final answer
    x = 6,613.68

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1.5x scale

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.