Home / 1,771.14-2,653.05-1,038.51

Finding the Fourth Proportional to 1,771.14, 2,653.05 and 1,038.51

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Solution

The fourth proportional to 1,771.14, 2,653.05 and 1,038.51 is: 1,555.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771.14 : 2,653.05 = 1,038.51 : x
  2. Step 2: Convert to fraction form
    1,771.14/2,653.05 = 1,038.51/x
  3. Step 3: Cross multiply
    1,771.14x = 2,653.05 × 1,038.51
  4. Step 4: Simplify right side
    1,771.14x = 2,755,218.96
  5. Step 5: Solve for x
    x = 2,755,218.96/1,771.14
  6. Step 6: Final answer
    x = 1,555.62

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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.