Home / 3,215.11-4,823.20-1,024.51

Finding the Fourth Proportional to 3,215.11, 4,823.20 and 1,024.51

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Solution

The fourth proportional to 3,215.11, 4,823.20 and 1,024.51 is: 1,536.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215.11 : 4,823.20 = 1,024.51 : x
  2. Step 2: Convert to fraction form
    3,215.11/4,823.20 = 1,024.51/x
  3. Step 3: Cross multiply
    3,215.11x = 4,823.20 × 1,024.51
  4. Step 4: Simplify right side
    3,215.11x = 4,941,387.39
  5. Step 5: Solve for x
    x = 4,941,387.39/3,215.11
  6. Step 6: Final answer
    x = 1,536.93

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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.