Home / 4,739.80-6,545.06-2,974.46

Finding the Fourth Proportional to 4,739.80, 6,545.06 and 2,974.46

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Solution

The fourth proportional to 4,739.80, 6,545.06 and 2,974.46 is: 4,107.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.80 : 6,545.06 = 2,974.46 : x
  2. Step 2: Convert to fraction form
    4,739.80/6,545.06 = 2,974.46/x
  3. Step 3: Cross multiply
    4,739.80x = 6,545.06 × 2,974.46
  4. Step 4: Simplify right side
    4,739.80x = 19,468,019.17
  5. Step 5: Solve for x
    x = 19,468,019.17/4,739.80
  6. Step 6: Final answer
    x = 4,107.35

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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.