Home / 1,556.28-2,334.12-582.12

Finding the Fourth Proportional to 1,556.28, 2,334.12 and 582.12

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Solution

The fourth proportional to 1,556.28, 2,334.12 and 582.12 is: 873.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.28 : 2,334.12 = 582.12 : x
  2. Step 2: Convert to fraction form
    1,556.28/2,334.12 = 582.12/x
  3. Step 3: Cross multiply
    1,556.28x = 2,334.12 × 582.12
  4. Step 4: Simplify right side
    1,556.28x = 1,358,737.93
  5. Step 5: Solve for x
    x = 1,358,737.93/1,556.28
  6. Step 6: Final answer
    x = 873.07

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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.