Home / 1,790.08-2,686.26-1,654.81

Finding the Fourth Proportional to 1,790.08, 2,686.26 and 1,654.81

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Solution

The fourth proportional to 1,790.08, 2,686.26 and 1,654.81 is: 2,483.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790.08 : 2,686.26 = 1,654.81 : x
  2. Step 2: Convert to fraction form
    1,790.08/2,686.26 = 1,654.81/x
  3. Step 3: Cross multiply
    1,790.08x = 2,686.26 × 1,654.81
  4. Step 4: Simplify right side
    1,790.08x = 4,445,249.91
  5. Step 5: Solve for x
    x = 4,445,249.91/1,790.08
  6. Step 6: Final answer
    x = 2,483.27

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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.