Home / 4,732.68-6,528.60-2,742.78

Finding the Fourth Proportional to 4,732.68, 6,528.60 and 2,742.78

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Solution

The fourth proportional to 4,732.68, 6,528.60 and 2,742.78 is: 3,783.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,732.68 : 6,528.60 = 2,742.78 : x
  2. Step 2: Convert to fraction form
    4,732.68/6,528.60 = 2,742.78/x
  3. Step 3: Cross multiply
    4,732.68x = 6,528.60 × 2,742.78
  4. Step 4: Simplify right side
    4,732.68x = 17,906,513.51
  5. Step 5: Solve for x
    x = 17,906,513.51/4,732.68
  6. Step 6: Final answer
    x = 3,783.59

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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.