Home / 1,852.86-2,556.78-1,106.68

Finding the Fourth Proportional to 1,852.86, 2,556.78 and 1,106.68

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Solution

The fourth proportional to 1,852.86, 2,556.78 and 1,106.68 is: 1,527.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.86 : 2,556.78 = 1,106.68 : x
  2. Step 2: Convert to fraction form
    1,852.86/2,556.78 = 1,106.68/x
  3. Step 3: Cross multiply
    1,852.86x = 2,556.78 × 1,106.68
  4. Step 4: Simplify right side
    1,852.86x = 2,829,537.29
  5. Step 5: Solve for x
    x = 2,829,537.29/1,852.86
  6. Step 6: Final answer
    x = 1,527.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.