Home / 5,313.42-7,970.00-2,542.05

Finding the Fourth Proportional to 5,313.42, 7,970.00 and 2,542.05

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Solution

The fourth proportional to 5,313.42, 7,970.00 and 2,542.05 is: 3,813.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.42 : 7,970.00 = 2,542.05 : x
  2. Step 2: Convert to fraction form
    5,313.42/7,970.00 = 2,542.05/x
  3. Step 3: Cross multiply
    5,313.42x = 7,970.00 × 2,542.05
  4. Step 4: Simplify right side
    5,313.42x = 20,260,125.79
  5. Step 5: Solve for x
    x = 20,260,125.79/5,313.42
  6. Step 6: Final answer
    x = 3,813.01

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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.