Home / 2,686.16-4,030.65-1,453.34

Finding the Fourth Proportional to 2,686.16, 4,030.65 and 1,453.34

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Solution

The fourth proportional to 2,686.16, 4,030.65 and 1,453.34 is: 2,180.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686.16 : 4,030.65 = 1,453.34 : x
  2. Step 2: Convert to fraction form
    2,686.16/4,030.65 = 1,453.34/x
  3. Step 3: Cross multiply
    2,686.16x = 4,030.65 × 1,453.34
  4. Step 4: Simplify right side
    2,686.16x = 5,857,884.72
  5. Step 5: Solve for x
    x = 5,857,884.72/2,686.16
  6. Step 6: Final answer
    x = 2,180.77

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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.