Home / 4,783.39-6,599.45-2,989.65

Finding the Fourth Proportional to 4,783.39, 6,599.45 and 2,989.65

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Solution

The fourth proportional to 4,783.39, 6,599.45 and 2,989.65 is: 4,124.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.39 : 6,599.45 = 2,989.65 : x
  2. Step 2: Convert to fraction form
    4,783.39/6,599.45 = 2,989.65/x
  3. Step 3: Cross multiply
    4,783.39x = 6,599.45 × 2,989.65
  4. Step 4: Simplify right side
    4,783.39x = 19,729,997.75
  5. Step 5: Solve for x
    x = 19,729,997.75/4,783.39
  6. Step 6: Final answer
    x = 4,124.69

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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.