Home / 2,365.80-3,265.29-1,805.46

Finding the Fourth Proportional to 2,365.80, 3,265.29 and 1,805.46

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Solution

The fourth proportional to 2,365.80, 3,265.29 and 1,805.46 is: 2,491.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.80 : 3,265.29 = 1,805.46 : x
  2. Step 2: Convert to fraction form
    2,365.80/3,265.29 = 1,805.46/x
  3. Step 3: Cross multiply
    2,365.80x = 3,265.29 × 1,805.46
  4. Step 4: Simplify right side
    2,365.80x = 5,895,350.48
  5. Step 5: Solve for x
    x = 5,895,350.48/2,365.80
  6. Step 6: Final answer
    x = 2,491.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.