Home / 2,946.48-4,419.52-1,713.12

Finding the Fourth Proportional to 2,946.48, 4,419.52 and 1,713.12

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Solution

The fourth proportional to 2,946.48, 4,419.52 and 1,713.12 is: 2,569.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.48 : 4,419.52 = 1,713.12 : x
  2. Step 2: Convert to fraction form
    2,946.48/4,419.52 = 1,713.12/x
  3. Step 3: Cross multiply
    2,946.48x = 4,419.52 × 1,713.12
  4. Step 4: Simplify right side
    2,946.48x = 7,571,168.10
  5. Step 5: Solve for x
    x = 7,571,168.10/2,946.48
  6. Step 6: Final answer
    x = 2,569.56

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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.