Home / 1,556.51-2,335.61-1,036.73

Finding the Fourth Proportional to 1,556.51, 2,335.61 and 1,036.73

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Solution

The fourth proportional to 1,556.51, 2,335.61 and 1,036.73 is: 1,555.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.51 : 2,335.61 = 1,036.73 : x
  2. Step 2: Convert to fraction form
    1,556.51/2,335.61 = 1,036.73/x
  3. Step 3: Cross multiply
    1,556.51x = 2,335.61 × 1,036.73
  4. Step 4: Simplify right side
    1,556.51x = 2,421,391.77
  5. Step 5: Solve for x
    x = 2,421,391.77/1,556.51
  6. Step 6: Final answer
    x = 1,555.65

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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.