Home / 7,052.90-10,579.35-2,123.30

Finding the Fourth Proportional to 7,052.90, 10,579.35 and 2,123.30

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Solution

The fourth proportional to 7,052.90, 10,579.35 and 2,123.30 is: 3,184.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052.90 : 10,579.35 = 2,123.30 : x
  2. Step 2: Convert to fraction form
    7,052.90/10,579.35 = 2,123.30/x
  3. Step 3: Cross multiply
    7,052.90x = 10,579.35 × 2,123.30
  4. Step 4: Simplify right side
    7,052.90x = 22,463,133.86
  5. Step 5: Solve for x
    x = 22,463,133.86/7,052.90
  6. Step 6: Final answer
    x = 3,184.95

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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.