Home / 5,091.04-7,640.07-2,492.56

Finding the Fourth Proportional to 5,091.04, 7,640.07 and 2,492.56

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Solution

The fourth proportional to 5,091.04, 7,640.07 and 2,492.56 is: 3,740.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091.04 : 7,640.07 = 2,492.56 : x
  2. Step 2: Convert to fraction form
    5,091.04/7,640.07 = 2,492.56/x
  3. Step 3: Cross multiply
    5,091.04x = 7,640.07 × 2,492.56
  4. Step 4: Simplify right side
    5,091.04x = 19,043,332.88
  5. Step 5: Solve for x
    x = 19,043,332.88/5,091.04
  6. Step 6: Final answer
    x = 3,740.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.