Home / 4,672.23-6,447.43-2,903.79

Finding the Fourth Proportional to 4,672.23, 6,447.43 and 2,903.79

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Solution

The fourth proportional to 4,672.23, 6,447.43 and 2,903.79 is: 4,007.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.23 : 6,447.43 = 2,903.79 : x
  2. Step 2: Convert to fraction form
    4,672.23/6,447.43 = 2,903.79/x
  3. Step 3: Cross multiply
    4,672.23x = 6,447.43 × 2,903.79
  4. Step 4: Simplify right side
    4,672.23x = 18,721,982.76
  5. Step 5: Solve for x
    x = 18,721,982.76/4,672.23
  6. Step 6: Final answer
    x = 4,007.08

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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.