Home / 2,392.07-3,301.61-1,509.08

Finding the Fourth Proportional to 2,392.07, 3,301.61 and 1,509.08

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Solution

The fourth proportional to 2,392.07, 3,301.61 and 1,509.08 is: 2,082.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.07 : 3,301.61 = 1,509.08 : x
  2. Step 2: Convert to fraction form
    2,392.07/3,301.61 = 1,509.08/x
  3. Step 3: Cross multiply
    2,392.07x = 3,301.61 × 1,509.08
  4. Step 4: Simplify right side
    2,392.07x = 4,982,369.57
  5. Step 5: Solve for x
    x = 4,982,369.57/2,392.07
  6. Step 6: Final answer
    x = 2,082.87

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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.