Home / 5,742.99-8,615.39-2,456.10

Finding the Fourth Proportional to 5,742.99, 8,615.39 and 2,456.10

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Solution

The fourth proportional to 5,742.99, 8,615.39 and 2,456.10 is: 3,684.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742.99 : 8,615.39 = 2,456.10 : x
  2. Step 2: Convert to fraction form
    5,742.99/8,615.39 = 2,456.10/x
  3. Step 3: Cross multiply
    5,742.99x = 8,615.39 × 2,456.10
  4. Step 4: Simplify right side
    5,742.99x = 21,160,247.10
  5. Step 5: Solve for x
    x = 21,160,247.10/5,742.99
  6. Step 6: Final answer
    x = 3,684.53

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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.