Home / 3,400.79-5,101.04-1,950.08

Finding the Fourth Proportional to 3,400.79, 5,101.04 and 1,950.08

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Solution

The fourth proportional to 3,400.79, 5,101.04 and 1,950.08 is: 2,925.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.79 : 5,101.04 = 1,950.08 : x
  2. Step 2: Convert to fraction form
    3,400.79/5,101.04 = 1,950.08/x
  3. Step 3: Cross multiply
    3,400.79x = 5,101.04 × 1,950.08
  4. Step 4: Simplify right side
    3,400.79x = 9,947,415.45
  5. Step 5: Solve for x
    x = 9,947,415.45/3,400.79
  6. Step 6: Final answer
    x = 2,925.04

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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.