Home / 5,337.02-8,005.43-3,131.19

Finding the Fourth Proportional to 5,337.02, 8,005.43 and 3,131.19

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Solution

The fourth proportional to 5,337.02, 8,005.43 and 3,131.19 is: 4,696.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337.02 : 8,005.43 = 3,131.19 : x
  2. Step 2: Convert to fraction form
    5,337.02/8,005.43 = 3,131.19/x
  3. Step 3: Cross multiply
    5,337.02x = 8,005.43 × 3,131.19
  4. Step 4: Simplify right side
    5,337.02x = 25,066,530.19
  5. Step 5: Solve for x
    x = 25,066,530.19/5,337.02
  6. Step 6: Final answer
    x = 4,696.73

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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.