Home / 2,860.27-4,291.64-1,106.51

Finding the Fourth Proportional to 2,860.27, 4,291.64 and 1,106.51

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Solution

The fourth proportional to 2,860.27, 4,291.64 and 1,106.51 is: 1,660.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.27 : 4,291.64 = 1,106.51 : x
  2. Step 2: Convert to fraction form
    2,860.27/4,291.64 = 1,106.51/x
  3. Step 3: Cross multiply
    2,860.27x = 4,291.64 × 1,106.51
  4. Step 4: Simplify right side
    2,860.27x = 4,748,742.58
  5. Step 5: Solve for x
    x = 4,748,742.58/2,860.27
  6. Step 6: Final answer
    x = 1,660.24

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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.