Home / 4,490.64-6,732.36-3,011.40

Finding the Fourth Proportional to 4,490.64, 6,732.36 and 3,011.40

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Solution

The fourth proportional to 4,490.64, 6,732.36 and 3,011.40 is: 4,514.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490.64 : 6,732.36 = 3,011.40 : x
  2. Step 2: Convert to fraction form
    4,490.64/6,732.36 = 3,011.40/x
  3. Step 3: Cross multiply
    4,490.64x = 6,732.36 × 3,011.40
  4. Step 4: Simplify right side
    4,490.64x = 20,273,828.90
  5. Step 5: Solve for x
    x = 20,273,828.90/4,490.64
  6. Step 6: Final answer
    x = 4,514.69

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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.