Home / 7,634.18-11,451.28-4,169.54

Finding the Fourth Proportional to 7,634.18, 11,451.28 and 4,169.54

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Solution

The fourth proportional to 7,634.18, 11,451.28 and 4,169.54 is: 6,254.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634.18 : 11,451.28 = 4,169.54 : x
  2. Step 2: Convert to fraction form
    7,634.18/11,451.28 = 4,169.54/x
  3. Step 3: Cross multiply
    7,634.18x = 11,451.28 × 4,169.54
  4. Step 4: Simplify right side
    7,634.18x = 47,746,570.01
  5. Step 5: Solve for x
    x = 47,746,570.01/7,634.18
  6. Step 6: Final answer
    x = 6,254.32

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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.