Home / 5,472.91-8,209.38-1,775.06

Finding the Fourth Proportional to 5,472.91, 8,209.38 and 1,775.06

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Solution

The fourth proportional to 5,472.91, 8,209.38 and 1,775.06 is: 2,662.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.91 : 8,209.38 = 1,775.06 : x
  2. Step 2: Convert to fraction form
    5,472.91/8,209.38 = 1,775.06/x
  3. Step 3: Cross multiply
    5,472.91x = 8,209.38 × 1,775.06
  4. Step 4: Simplify right side
    5,472.91x = 14,572,138.46
  5. Step 5: Solve for x
    x = 14,572,138.46/5,472.91
  6. Step 6: Final answer
    x = 2,662.59

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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.