Home / 5,313.30-7,962.96-2,973.20

Finding the Fourth Proportional to 5,313.30, 7,962.96 and 2,973.20

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Solution

The fourth proportional to 5,313.30, 7,962.96 and 2,973.20 is: 4,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.30 : 7,962.96 = 2,973.20 : x
  2. Step 2: Convert to fraction form
    5,313.30/7,962.96 = 2,973.20/x
  3. Step 3: Cross multiply
    5,313.30x = 7,962.96 × 2,973.20
  4. Step 4: Simplify right side
    5,313.30x = 23,675,472.67
  5. Step 5: Solve for x
    x = 23,675,472.67/5,313.30
  6. Step 6: Final answer
    x = 4,455.89

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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.