Home / 5,744.08-8,615.58-2,459.80

Finding the Fourth Proportional to 5,744.08, 8,615.58 and 2,459.80

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Solution

The fourth proportional to 5,744.08, 8,615.58 and 2,459.80 is: 3,689.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,744.08 : 8,615.58 = 2,459.80 : x
  2. Step 2: Convert to fraction form
    5,744.08/8,615.58 = 2,459.80/x
  3. Step 3: Cross multiply
    5,744.08x = 8,615.58 × 2,459.80
  4. Step 4: Simplify right side
    5,744.08x = 21,192,603.68
  5. Step 5: Solve for x
    x = 21,192,603.68/5,744.08
  6. Step 6: Final answer
    x = 3,689.47

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1.5x scale

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.