Home / 4,576.28-6,864.30-1,289.36

Finding the Fourth Proportional to 4,576.28, 6,864.30 and 1,289.36

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Solution

The fourth proportional to 4,576.28, 6,864.30 and 1,289.36 is: 1,934.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,576.28 : 6,864.30 = 1,289.36 : x
  2. Step 2: Convert to fraction form
    4,576.28/6,864.30 = 1,289.36/x
  3. Step 3: Cross multiply
    4,576.28x = 6,864.30 × 1,289.36
  4. Step 4: Simplify right side
    4,576.28x = 8,850,553.85
  5. Step 5: Solve for x
    x = 8,850,553.85/4,576.28
  6. Step 6: Final answer
    x = 1,934.01

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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.