Home / 4,411.16-6,617.64-1,489.40

Finding the Fourth Proportional to 4,411.16, 6,617.64 and 1,489.40

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Solution

The fourth proportional to 4,411.16, 6,617.64 and 1,489.40 is: 2,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,411.16 : 6,617.64 = 1,489.40 : x
  2. Step 2: Convert to fraction form
    4,411.16/6,617.64 = 1,489.40/x
  3. Step 3: Cross multiply
    4,411.16x = 6,617.64 × 1,489.40
  4. Step 4: Simplify right side
    4,411.16x = 9,856,313.02
  5. Step 5: Solve for x
    x = 9,856,313.02/4,411.16
  6. Step 6: Final answer
    x = 2,234.40

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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.