Home / 3,507.08-5,237.87-3,177.36

Finding the Fourth Proportional to 3,507.08, 5,237.87 and 3,177.36

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Solution

The fourth proportional to 3,507.08, 5,237.87 and 3,177.36 is: 4,745.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.08 : 5,237.87 = 3,177.36 : x
  2. Step 2: Convert to fraction form
    3,507.08/5,237.87 = 3,177.36/x
  3. Step 3: Cross multiply
    3,507.08x = 5,237.87 × 3,177.36
  4. Step 4: Simplify right side
    3,507.08x = 16,642,582.74
  5. Step 5: Solve for x
    x = 16,642,582.74/3,507.08
  6. Step 6: Final answer
    x = 4,745.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.