Home / 5,752.64-8,637.60-3,290.24

Finding the Fourth Proportional to 5,752.64, 8,637.60 and 3,290.24

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Solution

The fourth proportional to 5,752.64, 8,637.60 and 3,290.24 is: 4,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,752.64 : 8,637.60 = 3,290.24 : x
  2. Step 2: Convert to fraction form
    5,752.64/8,637.60 = 3,290.24/x
  3. Step 3: Cross multiply
    5,752.64x = 8,637.60 × 3,290.24
  4. Step 4: Simplify right side
    5,752.64x = 28,419,777.02
  5. Step 5: Solve for x
    x = 28,419,777.02/5,752.64
  6. Step 6: Final answer
    x = 4,940.30

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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.