Home / 4,317.12-6,473.48-1,718.64

Finding the Fourth Proportional to 4,317.12, 6,473.48 and 1,718.64

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Solution

The fourth proportional to 4,317.12, 6,473.48 and 1,718.64 is: 2,577.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317.12 : 6,473.48 = 1,718.64 : x
  2. Step 2: Convert to fraction form
    4,317.12/6,473.48 = 1,718.64/x
  3. Step 3: Cross multiply
    4,317.12x = 6,473.48 × 1,718.64
  4. Step 4: Simplify right side
    4,317.12x = 11,125,581.67
  5. Step 5: Solve for x
    x = 11,125,581.67/4,317.12
  6. Step 6: Final answer
    x = 2,577.08

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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.