Home / 3,089.29-4,633.38-1,528.80

Finding the Fourth Proportional to 3,089.29, 4,633.38 and 1,528.80

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Solution

The fourth proportional to 3,089.29, 4,633.38 and 1,528.80 is: 2,292.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.29 : 4,633.38 = 1,528.80 : x
  2. Step 2: Convert to fraction form
    3,089.29/4,633.38 = 1,528.80/x
  3. Step 3: Cross multiply
    3,089.29x = 4,633.38 × 1,528.80
  4. Step 4: Simplify right side
    3,089.29x = 7,083,511.34
  5. Step 5: Solve for x
    x = 7,083,511.34/3,089.29
  6. Step 6: Final answer
    x = 2,292.93

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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.