Home / 4,685.31-7,030.24-2,217.19

Finding the Fourth Proportional to 4,685.31, 7,030.24 and 2,217.19

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Solution

The fourth proportional to 4,685.31, 7,030.24 and 2,217.19 is: 3,326.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.31 : 7,030.24 = 2,217.19 : x
  2. Step 2: Convert to fraction form
    4,685.31/7,030.24 = 2,217.19/x
  3. Step 3: Cross multiply
    4,685.31x = 7,030.24 × 2,217.19
  4. Step 4: Simplify right side
    4,685.31x = 15,587,331.59
  5. Step 5: Solve for x
    x = 15,587,331.59/4,685.31
  6. Step 6: Final answer
    x = 3,326.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.