Home / 5,464.78-8,190.76-2,536.92

Finding the Fourth Proportional to 5,464.78, 8,190.76 and 2,536.92

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Solution

The fourth proportional to 5,464.78, 8,190.76 and 2,536.92 is: 3,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.78 : 8,190.76 = 2,536.92 : x
  2. Step 2: Convert to fraction form
    5,464.78/8,190.76 = 2,536.92/x
  3. Step 3: Cross multiply
    5,464.78x = 8,190.76 × 2,536.92
  4. Step 4: Simplify right side
    5,464.78x = 20,779,302.86
  5. Step 5: Solve for x
    x = 20,779,302.86/5,464.78
  6. Step 6: Final answer
    x = 3,802.40

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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.