Home / 2,423.40-3,632.64-1,325.52

Finding the Fourth Proportional to 2,423.40, 3,632.64 and 1,325.52

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Solution

The fourth proportional to 2,423.40, 3,632.64 and 1,325.52 is: 1,986.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.40 : 3,632.64 = 1,325.52 : x
  2. Step 2: Convert to fraction form
    2,423.40/3,632.64 = 1,325.52/x
  3. Step 3: Cross multiply
    2,423.40x = 3,632.64 × 1,325.52
  4. Step 4: Simplify right side
    2,423.40x = 4,815,136.97
  5. Step 5: Solve for x
    x = 4,815,136.97/2,423.40
  6. Step 6: Final answer
    x = 1,986.93

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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.