Home / 2,386.00-3,292.79-1,323.87

Finding the Fourth Proportional to 2,386.00, 3,292.79 and 1,323.87

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Solution

The fourth proportional to 2,386.00, 3,292.79 and 1,323.87 is: 1,826.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.00 : 3,292.79 = 1,323.87 : x
  2. Step 2: Convert to fraction form
    2,386.00/3,292.79 = 1,323.87/x
  3. Step 3: Cross multiply
    2,386.00x = 3,292.79 × 1,323.87
  4. Step 4: Simplify right side
    2,386.00x = 4,359,206.93
  5. Step 5: Solve for x
    x = 4,359,206.93/2,386.00
  6. Step 6: Final answer
    x = 1,826.99

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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.