Home / 2,623.87-3,934.59-1,528.57

Finding the Fourth Proportional to 2,623.87, 3,934.59 and 1,528.57

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Solution

The fourth proportional to 2,623.87, 3,934.59 and 1,528.57 is: 2,292.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.87 : 3,934.59 = 1,528.57 : x
  2. Step 2: Convert to fraction form
    2,623.87/3,934.59 = 1,528.57/x
  3. Step 3: Cross multiply
    2,623.87x = 3,934.59 × 1,528.57
  4. Step 4: Simplify right side
    2,623.87x = 6,014,296.24
  5. Step 5: Solve for x
    x = 6,014,296.24/2,623.87
  6. Step 6: Final answer
    x = 2,292.15

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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.