Home / 4,788.05-6,609.59-2,798.28

Finding the Fourth Proportional to 4,788.05, 6,609.59 and 2,798.28

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Solution

The fourth proportional to 4,788.05, 6,609.59 and 2,798.28 is: 3,862.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.05 : 6,609.59 = 2,798.28 : x
  2. Step 2: Convert to fraction form
    4,788.05/6,609.59 = 2,798.28/x
  3. Step 3: Cross multiply
    4,788.05x = 6,609.59 × 2,798.28
  4. Step 4: Simplify right side
    4,788.05x = 18,495,469.51
  5. Step 5: Solve for x
    x = 18,495,469.51/4,788.05
  6. Step 6: Final answer
    x = 3,862.84

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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.