Home / 3,575.04-5,362.49-977.98

Finding the Fourth Proportional to 3,575.04, 5,362.49 and 977.98

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Solution

The fourth proportional to 3,575.04, 5,362.49 and 977.98 is: 1,466.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.04 : 5,362.49 = 977.98 : x
  2. Step 2: Convert to fraction form
    3,575.04/5,362.49 = 977.98/x
  3. Step 3: Cross multiply
    3,575.04x = 5,362.49 × 977.98
  4. Step 4: Simplify right side
    3,575.04x = 5,244,401.56
  5. Step 5: Solve for x
    x = 5,244,401.56/3,575.04
  6. Step 6: Final answer
    x = 1,466.95

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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.