Home / 1,556.58-2,134.14-1,528.91

Finding the Fourth Proportional to 1,556.58, 2,134.14 and 1,528.91

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Solution

The fourth proportional to 1,556.58, 2,134.14 and 1,528.91 is: 2,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.58 : 2,134.14 = 1,528.91 : x
  2. Step 2: Convert to fraction form
    1,556.58/2,134.14 = 1,528.91/x
  3. Step 3: Cross multiply
    1,556.58x = 2,134.14 × 1,528.91
  4. Step 4: Simplify right side
    1,556.58x = 3,262,897.32
  5. Step 5: Solve for x
    x = 3,262,897.32/1,556.58
  6. Step 6: Final answer
    x = 2,096.20

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.