Home / 4,574.49-6,312.82-2,478.61

Finding the Fourth Proportional to 4,574.49, 6,312.82 and 2,478.61

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Solution

The fourth proportional to 4,574.49, 6,312.82 and 2,478.61 is: 3,420.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574.49 : 6,312.82 = 2,478.61 : x
  2. Step 2: Convert to fraction form
    4,574.49/6,312.82 = 2,478.61/x
  3. Step 3: Cross multiply
    4,574.49x = 6,312.82 × 2,478.61
  4. Step 4: Simplify right side
    4,574.49x = 15,647,006.39
  5. Step 5: Solve for x
    x = 15,647,006.39/4,574.49
  6. Step 6: Final answer
    x = 3,420.50

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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.