Home / 4,689.49-7,032.06-1,727.18

Finding the Fourth Proportional to 4,689.49, 7,032.06 and 1,727.18

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Solution

The fourth proportional to 4,689.49, 7,032.06 and 1,727.18 is: 2,589.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.49 : 7,032.06 = 1,727.18 : x
  2. Step 2: Convert to fraction form
    4,689.49/7,032.06 = 1,727.18/x
  3. Step 3: Cross multiply
    4,689.49x = 7,032.06 × 1,727.18
  4. Step 4: Simplify right side
    4,689.49x = 12,145,633.39
  5. Step 5: Solve for x
    x = 12,145,633.39/4,689.49
  6. Step 6: Final answer
    x = 2,589.97

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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.