Home / 1,556.11-2,335.08-582.16

Finding the Fourth Proportional to 1,556.11, 2,335.08 and 582.16

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Solution

The fourth proportional to 1,556.11, 2,335.08 and 582.16 is: 873.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.11 : 2,335.08 = 582.16 : x
  2. Step 2: Convert to fraction form
    1,556.11/2,335.08 = 582.16/x
  3. Step 3: Cross multiply
    1,556.11x = 2,335.08 × 582.16
  4. Step 4: Simplify right side
    1,556.11x = 1,359,390.17
  5. Step 5: Solve for x
    x = 1,359,390.17/1,556.11
  6. Step 6: Final answer
    x = 873.58

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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.