Home / 4,411.32-6,617-1,079.58

Finding the Fourth Proportional to 4,411.32, 6,617 and 1,079.58

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Solution

The fourth proportional to 4,411.32, 6,617 and 1,079.58 is: 1,619.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,411.32 : 6,617 = 1,079.58 : x
  2. Step 2: Convert to fraction form
    4,411.32/6,617 = 1,079.58/x
  3. Step 3: Cross multiply
    4,411.32x = 6,617 × 1,079.58
  4. Step 4: Simplify right side
    4,411.32x = 7,143,580.86
  5. Step 5: Solve for x
    x = 7,143,580.86/4,411.32
  6. Step 6: Final answer
    x = 1,619.37

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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.