Home / 5,488.50-7,574.14-3,004.50

Finding the Fourth Proportional to 5,488.50, 7,574.14 and 3,004.50

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Solution

The fourth proportional to 5,488.50, 7,574.14 and 3,004.50 is: 4,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.50 : 7,574.14 = 3,004.50 : x
  2. Step 2: Convert to fraction form
    5,488.50/7,574.14 = 3,004.50/x
  3. Step 3: Cross multiply
    5,488.50x = 7,574.14 × 3,004.50
  4. Step 4: Simplify right side
    5,488.50x = 22,756,503.63
  5. Step 5: Solve for x
    x = 22,756,503.63/5,488.50
  6. Step 6: Final answer
    x = 4,146.22

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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.