Home / 3,151.58-4,347.90-2,032.28

Finding the Fourth Proportional to 3,151.58, 4,347.90 and 2,032.28

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Solution

The fourth proportional to 3,151.58, 4,347.90 and 2,032.28 is: 2,803.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151.58 : 4,347.90 = 2,032.28 : x
  2. Step 2: Convert to fraction form
    3,151.58/4,347.90 = 2,032.28/x
  3. Step 3: Cross multiply
    3,151.58x = 4,347.90 × 2,032.28
  4. Step 4: Simplify right side
    3,151.58x = 8,836,150.21
  5. Step 5: Solve for x
    x = 8,836,150.21/3,151.58
  6. Step 6: Final answer
    x = 2,803.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.