Home / 4,724.42-6,519.90-2,628.50

Finding the Fourth Proportional to 4,724.42, 6,519.90 and 2,628.50

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Solution

The fourth proportional to 4,724.42, 6,519.90 and 2,628.50 is: 3,627.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.42 : 6,519.90 = 2,628.50 : x
  2. Step 2: Convert to fraction form
    4,724.42/6,519.90 = 2,628.50/x
  3. Step 3: Cross multiply
    4,724.42x = 6,519.90 × 2,628.50
  4. Step 4: Simplify right side
    4,724.42x = 17,137,557.15
  5. Step 5: Solve for x
    x = 17,137,557.15/4,724.42
  6. Step 6: Final answer
    x = 3,627.44

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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.