Home / 1,675.82-2,501.43-1,478.77

Finding the Fourth Proportional to 1,675.82, 2,501.43 and 1,478.77

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Solution

The fourth proportional to 1,675.82, 2,501.43 and 1,478.77 is: 2,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675.82 : 2,501.43 = 1,478.77 : x
  2. Step 2: Convert to fraction form
    1,675.82/2,501.43 = 1,478.77/x
  3. Step 3: Cross multiply
    1,675.82x = 2,501.43 × 1,478.77
  4. Step 4: Simplify right side
    1,675.82x = 3,699,039.64
  5. Step 5: Solve for x
    x = 3,699,039.64/1,675.82
  6. Step 6: Final answer
    x = 2,207.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.