Home / 3,149.88-4,346.58-1,752.60

Finding the Fourth Proportional to 3,149.88, 4,346.58 and 1,752.60

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Solution

The fourth proportional to 3,149.88, 4,346.58 and 1,752.60 is: 2,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.88 : 4,346.58 = 1,752.60 : x
  2. Step 2: Convert to fraction form
    3,149.88/4,346.58 = 1,752.60/x
  3. Step 3: Cross multiply
    3,149.88x = 4,346.58 × 1,752.60
  4. Step 4: Simplify right side
    3,149.88x = 7,617,816.11
  5. Step 5: Solve for x
    x = 7,617,816.11/3,149.88
  6. Step 6: Final answer
    x = 2,418.45

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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.