Home / 5,470.23-8,206.11-1,771.27

Finding the Fourth Proportional to 5,470.23, 8,206.11 and 1,771.27

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Solution

The fourth proportional to 5,470.23, 8,206.11 and 1,771.27 is: 2,657.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.23 : 8,206.11 = 1,771.27 : x
  2. Step 2: Convert to fraction form
    5,470.23/8,206.11 = 1,771.27/x
  3. Step 3: Cross multiply
    5,470.23x = 8,206.11 × 1,771.27
  4. Step 4: Simplify right side
    5,470.23x = 14,535,215.94
  5. Step 5: Solve for x
    x = 14,535,215.94/5,470.23
  6. Step 6: Final answer
    x = 2,657.15

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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.