Home / 3,225.93-4,454.39-2,628.50

Finding the Fourth Proportional to 3,225.93, 4,454.39 and 2,628.50

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Solution

The fourth proportional to 3,225.93, 4,454.39 and 2,628.50 is: 3,629.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.93 : 4,454.39 = 2,628.50 : x
  2. Step 2: Convert to fraction form
    3,225.93/4,454.39 = 2,628.50/x
  3. Step 3: Cross multiply
    3,225.93x = 4,454.39 × 2,628.50
  4. Step 4: Simplify right side
    3,225.93x = 11,708,373.47
  5. Step 5: Solve for x
    x = 11,708,373.47/3,225.93
  6. Step 6: Final answer
    x = 3,629.46

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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.