Home / 4,314.72-6,475.20-1,716.16

Finding the Fourth Proportional to 4,314.72, 6,475.20 and 1,716.16

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Solution

The fourth proportional to 4,314.72, 6,475.20 and 1,716.16 is: 2,575.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,314.72 : 6,475.20 = 1,716.16 : x
  2. Step 2: Convert to fraction form
    4,314.72/6,475.20 = 1,716.16/x
  3. Step 3: Cross multiply
    4,314.72x = 6,475.20 × 1,716.16
  4. Step 4: Simplify right side
    4,314.72x = 11,112,479.23
  5. Step 5: Solve for x
    x = 11,112,479.23/4,314.72
  6. Step 6: Final answer
    x = 2,575.48

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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.