Home / 5,053.70-7,581.81-2,975.42

Finding the Fourth Proportional to 5,053.70, 7,581.81 and 2,975.42

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Solution

The fourth proportional to 5,053.70, 7,581.81 and 2,975.42 is: 4,463.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.70 : 7,581.81 = 2,975.42 : x
  2. Step 2: Convert to fraction form
    5,053.70/7,581.81 = 2,975.42/x
  3. Step 3: Cross multiply
    5,053.70x = 7,581.81 × 2,975.42
  4. Step 4: Simplify right side
    5,053.70x = 22,559,069.11
  5. Step 5: Solve for x
    x = 22,559,069.11/5,053.70
  6. Step 6: Final answer
    x = 4,463.87

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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.