Home / 2,232.95-3,082.08-1,393.15

Finding the Fourth Proportional to 2,232.95, 3,082.08 and 1,393.15

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Solution

The fourth proportional to 2,232.95, 3,082.08 and 1,393.15 is: 1,922.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.95 : 3,082.08 = 1,393.15 : x
  2. Step 2: Convert to fraction form
    2,232.95/3,082.08 = 1,393.15/x
  3. Step 3: Cross multiply
    2,232.95x = 3,082.08 × 1,393.15
  4. Step 4: Simplify right side
    2,232.95x = 4,293,803.05
  5. Step 5: Solve for x
    x = 4,293,803.05/2,232.95
  6. Step 6: Final answer
    x = 1,922.93

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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.