Home / 5,470.77-8,206.26-1,772.99

Finding the Fourth Proportional to 5,470.77, 8,206.26 and 1,772.99

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Solution

The fourth proportional to 5,470.77, 8,206.26 and 1,772.99 is: 2,659.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.77 : 8,206.26 = 1,772.99 : x
  2. Step 2: Convert to fraction form
    5,470.77/8,206.26 = 1,772.99/x
  3. Step 3: Cross multiply
    5,470.77x = 8,206.26 × 1,772.99
  4. Step 4: Simplify right side
    5,470.77x = 14,549,609.98
  5. Step 5: Solve for x
    x = 14,549,609.98/5,470.77
  6. Step 6: Final answer
    x = 2,659.52

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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.