Home / 3,734.93-5,153.90-2,141.55

Finding the Fourth Proportional to 3,734.93, 5,153.90 and 2,141.55

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Solution

The fourth proportional to 3,734.93, 5,153.90 and 2,141.55 is: 2,955.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.93 : 5,153.90 = 2,141.55 : x
  2. Step 2: Convert to fraction form
    3,734.93/5,153.90 = 2,141.55/x
  3. Step 3: Cross multiply
    3,734.93x = 5,153.90 × 2,141.55
  4. Step 4: Simplify right side
    3,734.93x = 11,037,323.84
  5. Step 5: Solve for x
    x = 11,037,323.84/3,734.93
  6. Step 6: Final answer
    x = 2,955.17

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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.