Home / 3,741.40-5,160.34-2,746.36

Finding the Fourth Proportional to 3,741.40, 5,160.34 and 2,746.36

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Solution

The fourth proportional to 3,741.40, 5,160.34 and 2,746.36 is: 3,787.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.40 : 5,160.34 = 2,746.36 : x
  2. Step 2: Convert to fraction form
    3,741.40/5,160.34 = 2,746.36/x
  3. Step 3: Cross multiply
    3,741.40x = 5,160.34 × 2,746.36
  4. Step 4: Simplify right side
    3,741.40x = 14,172,151.36
  5. Step 5: Solve for x
    x = 14,172,151.36/3,741.40
  6. Step 6: Final answer
    x = 3,787.93

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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.