Home / 10,576.48-14,562.33-8,979.79

Finding the Fourth Proportional to 10,576.48, 14,562.33 and 8,979.79

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Solution

The fourth proportional to 10,576.48, 14,562.33 and 8,979.79 is: 12,363.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,576.48 : 14,562.33 = 8,979.79 : x
  2. Step 2: Convert to fraction form
    10,576.48/14,562.33 = 8,979.79/x
  3. Step 3: Cross multiply
    10,576.48x = 14,562.33 × 8,979.79
  4. Step 4: Simplify right side
    10,576.48x = 130,766,665.31
  5. Step 5: Solve for x
    x = 130,766,665.31/10,576.48
  6. Step 6: Final answer
    x = 12,363.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.