Home / 4,212.24-6,317.16-1,614.96

Finding the Fourth Proportional to 4,212.24, 6,317.16 and 1,614.96

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Solution

The fourth proportional to 4,212.24, 6,317.16 and 1,614.96 is: 2,421.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.24 : 6,317.16 = 1,614.96 : x
  2. Step 2: Convert to fraction form
    4,212.24/6,317.16 = 1,614.96/x
  3. Step 3: Cross multiply
    4,212.24x = 6,317.16 × 1,614.96
  4. Step 4: Simplify right side
    4,212.24x = 10,201,960.71
  5. Step 5: Solve for x
    x = 10,201,960.71/4,212.24
  6. Step 6: Final answer
    x = 2,421.98

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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.