Home / 4,799.11-7,200.75-1,681.35

Finding the Fourth Proportional to 4,799.11, 7,200.75 and 1,681.35

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Solution

The fourth proportional to 4,799.11, 7,200.75 and 1,681.35 is: 2,522.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,799.11 : 7,200.75 = 1,681.35 : x
  2. Step 2: Convert to fraction form
    4,799.11/7,200.75 = 1,681.35/x
  3. Step 3: Cross multiply
    4,799.11x = 7,200.75 × 1,681.35
  4. Step 4: Simplify right side
    4,799.11x = 12,106,972.61
  5. Step 5: Solve for x
    x = 12,106,972.61/4,799.11
  6. Step 6: Final answer
    x = 2,522.76

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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.