Home / 1,556.60-2,340.30-1,524.20

Finding the Fourth Proportional to 1,556.60, 2,340.30 and 1,524.20

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Solution

The fourth proportional to 1,556.60, 2,340.30 and 1,524.20 is: 2,291.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.60 : 2,340.30 = 1,524.20 : x
  2. Step 2: Convert to fraction form
    1,556.60/2,340.30 = 1,524.20/x
  3. Step 3: Cross multiply
    1,556.60x = 2,340.30 × 1,524.20
  4. Step 4: Simplify right side
    1,556.60x = 3,567,085.26
  5. Step 5: Solve for x
    x = 3,567,085.26/1,556.60
  6. Step 6: Final answer
    x = 2,291.59

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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.