Home / 4,370.36-6,555.18-1,447.70

Finding the Fourth Proportional to 4,370.36, 6,555.18 and 1,447.70

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Solution

The fourth proportional to 4,370.36, 6,555.18 and 1,447.70 is: 2,171.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370.36 : 6,555.18 = 1,447.70 : x
  2. Step 2: Convert to fraction form
    4,370.36/6,555.18 = 1,447.70/x
  3. Step 3: Cross multiply
    4,370.36x = 6,555.18 × 1,447.70
  4. Step 4: Simplify right side
    4,370.36x = 9,489,934.09
  5. Step 5: Solve for x
    x = 9,489,934.09/4,370.36
  6. Step 6: Final answer
    x = 2,171.43

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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.