Home / 2,365.73-3,264.83-1,317.80

Finding the Fourth Proportional to 2,365.73, 3,264.83 and 1,317.80

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Solution

The fourth proportional to 2,365.73, 3,264.83 and 1,317.80 is: 1,818.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.73 : 3,264.83 = 1,317.80 : x
  2. Step 2: Convert to fraction form
    2,365.73/3,264.83 = 1,317.80/x
  3. Step 3: Cross multiply
    2,365.73x = 3,264.83 × 1,317.80
  4. Step 4: Simplify right side
    2,365.73x = 4,302,377.42
  5. Step 5: Solve for x
    x = 4,302,377.42/2,365.73
  6. Step 6: Final answer
    x = 1,818.62

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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.