Home / 1,556.50-2,334.30-582.38

Finding the Fourth Proportional to 1,556.50, 2,334.30 and 582.38

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Solution

The fourth proportional to 1,556.50, 2,334.30 and 582.38 is: 873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.50 : 2,334.30 = 582.38 : x
  2. Step 2: Convert to fraction form
    1,556.50/2,334.30 = 582.38/x
  3. Step 3: Cross multiply
    1,556.50x = 2,334.30 × 582.38
  4. Step 4: Simplify right side
    1,556.50x = 1,359,449.63
  5. Step 5: Solve for x
    x = 1,359,449.63/1,556.50
  6. Step 6: Final answer
    x = 873.40

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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.