Home / 1,895.18-2,615.49-1,232.12

Finding the Fourth Proportional to 1,895.18, 2,615.49 and 1,232.12

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Solution

The fourth proportional to 1,895.18, 2,615.49 and 1,232.12 is: 1,700.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.18 : 2,615.49 = 1,232.12 : x
  2. Step 2: Convert to fraction form
    1,895.18/2,615.49 = 1,232.12/x
  3. Step 3: Cross multiply
    1,895.18x = 2,615.49 × 1,232.12
  4. Step 4: Simplify right side
    1,895.18x = 3,222,597.54
  5. Step 5: Solve for x
    x = 3,222,597.54/1,895.18
  6. Step 6: Final answer
    x = 1,700.42

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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.