Home / 4,899.71-6,763.07-3,904.63

Finding the Fourth Proportional to 4,899.71, 6,763.07 and 3,904.63

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Solution

The fourth proportional to 4,899.71, 6,763.07 and 3,904.63 is: 5,389.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.71 : 6,763.07 = 3,904.63 : x
  2. Step 2: Convert to fraction form
    4,899.71/6,763.07 = 3,904.63/x
  3. Step 3: Cross multiply
    4,899.71x = 6,763.07 × 3,904.63
  4. Step 4: Simplify right side
    4,899.71x = 26,407,278.87
  5. Step 5: Solve for x
    x = 26,407,278.87/4,899.71
  6. Step 6: Final answer
    x = 5,389.56

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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.