Home / 4,317.96-6,476.94-1,720.89

Finding the Fourth Proportional to 4,317.96, 6,476.94 and 1,720.89

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Solution

The fourth proportional to 4,317.96, 6,476.94 and 1,720.89 is: 2,581.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317.96 : 6,476.94 = 1,720.89 : x
  2. Step 2: Convert to fraction form
    4,317.96/6,476.94 = 1,720.89/x
  3. Step 3: Cross multiply
    4,317.96x = 6,476.94 × 1,720.89
  4. Step 4: Simplify right side
    4,317.96x = 11,146,101.28
  5. Step 5: Solve for x
    x = 11,146,101.28/4,317.96
  6. Step 6: Final answer
    x = 2,581.34

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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.