Home / 4,805.78-6,628.25-3,036.74

Finding the Fourth Proportional to 4,805.78, 6,628.25 and 3,036.74

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Solution

The fourth proportional to 4,805.78, 6,628.25 and 3,036.74 is: 4,188.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.78 : 6,628.25 = 3,036.74 : x
  2. Step 2: Convert to fraction form
    4,805.78/6,628.25 = 3,036.74/x
  3. Step 3: Cross multiply
    4,805.78x = 6,628.25 × 3,036.74
  4. Step 4: Simplify right side
    4,805.78x = 20,128,256.72
  5. Step 5: Solve for x
    x = 20,128,256.72/4,805.78
  6. Step 6: Final answer
    x = 4,188.34

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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.