Home / 4,613.30-6,365.22-2,820.32

Finding the Fourth Proportional to 4,613.30, 6,365.22 and 2,820.32

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Solution

The fourth proportional to 4,613.30, 6,365.22 and 2,820.32 is: 3,891.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.30 : 6,365.22 = 2,820.32 : x
  2. Step 2: Convert to fraction form
    4,613.30/6,365.22 = 2,820.32/x
  3. Step 3: Cross multiply
    4,613.30x = 6,365.22 × 2,820.32
  4. Step 4: Simplify right side
    4,613.30x = 17,951,957.27
  5. Step 5: Solve for x
    x = 17,951,957.27/4,613.30
  6. Step 6: Final answer
    x = 3,891.35

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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.