Home / 4,701.12-7,053.12-3,147.36

Finding the Fourth Proportional to 4,701.12, 7,053.12 and 3,147.36

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Solution

The fourth proportional to 4,701.12, 7,053.12 and 3,147.36 is: 4,722.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.12 : 7,053.12 = 3,147.36 : x
  2. Step 2: Convert to fraction form
    4,701.12/7,053.12 = 3,147.36/x
  3. Step 3: Cross multiply
    4,701.12x = 7,053.12 × 3,147.36
  4. Step 4: Simplify right side
    4,701.12x = 22,198,707.76
  5. Step 5: Solve for x
    x = 22,198,707.76/4,701.12
  6. Step 6: Final answer
    x = 4,722.00

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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.