Home / 3,082.56-4,606.32-2,918.40

Finding the Fourth Proportional to 3,082.56, 4,606.32 and 2,918.40

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Solution

The fourth proportional to 3,082.56, 4,606.32 and 2,918.40 is: 4,361.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.56 : 4,606.32 = 2,918.40 : x
  2. Step 2: Convert to fraction form
    3,082.56/4,606.32 = 2,918.40/x
  3. Step 3: Cross multiply
    3,082.56x = 4,606.32 × 2,918.40
  4. Step 4: Simplify right side
    3,082.56x = 13,443,084.29
  5. Step 5: Solve for x
    x = 13,443,084.29/3,082.56
  6. Step 6: Final answer
    x = 4,361.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.