Home / 1,556.42-2,334.02-582.21

Finding the Fourth Proportional to 1,556.42, 2,334.02 and 582.21

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Solution

The fourth proportional to 1,556.42, 2,334.02 and 582.21 is: 873.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.42 : 2,334.02 = 582.21 : x
  2. Step 2: Convert to fraction form
    1,556.42/2,334.02 = 582.21/x
  3. Step 3: Cross multiply
    1,556.42x = 2,334.02 × 582.21
  4. Step 4: Simplify right side
    1,556.42x = 1,358,886.87
  5. Step 5: Solve for x
    x = 1,358,886.87/1,556.42
  6. Step 6: Final answer
    x = 873.09

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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.