Home / 4,317.08-6,475.70-1,719.80

Finding the Fourth Proportional to 4,317.08, 6,475.70 and 1,719.80

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Solution

The fourth proportional to 4,317.08, 6,475.70 and 1,719.80 is: 2,579.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317.08 : 6,475.70 = 1,719.80 : x
  2. Step 2: Convert to fraction form
    4,317.08/6,475.70 = 1,719.80/x
  3. Step 3: Cross multiply
    4,317.08x = 6,475.70 × 1,719.80
  4. Step 4: Simplify right side
    4,317.08x = 11,136,908.86
  5. Step 5: Solve for x
    x = 11,136,908.86/4,317.08
  6. Step 6: Final answer
    x = 2,579.73

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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.