Home / 1,895.60-2,613.67-1,232.21

Finding the Fourth Proportional to 1,895.60, 2,613.67 and 1,232.21

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Solution

The fourth proportional to 1,895.60, 2,613.67 and 1,232.21 is: 1,698.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.60 : 2,613.67 = 1,232.21 : x
  2. Step 2: Convert to fraction form
    1,895.60/2,613.67 = 1,232.21/x
  3. Step 3: Cross multiply
    1,895.60x = 2,613.67 × 1,232.21
  4. Step 4: Simplify right side
    1,895.60x = 3,220,593.76
  5. Step 5: Solve for x
    x = 3,220,593.76/1,895.60
  6. Step 6: Final answer
    x = 1,698.98

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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.