Home / 4,212.48-5,812.14-2,419.08

Finding the Fourth Proportional to 4,212.48, 5,812.14 and 2,419.08

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Solution

The fourth proportional to 4,212.48, 5,812.14 and 2,419.08 is: 3,337.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.48 : 5,812.14 = 2,419.08 : x
  2. Step 2: Convert to fraction form
    4,212.48/5,812.14 = 2,419.08/x
  3. Step 3: Cross multiply
    4,212.48x = 5,812.14 × 2,419.08
  4. Step 4: Simplify right side
    4,212.48x = 14,060,031.63
  5. Step 5: Solve for x
    x = 14,060,031.63/4,212.48
  6. Step 6: Final answer
    x = 3,337.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.