Home / 4,407.84-6,082.68-2,639.64

Finding the Fourth Proportional to 4,407.84, 6,082.68 and 2,639.64

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Solution

The fourth proportional to 4,407.84, 6,082.68 and 2,639.64 is: 3,642.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,407.84 : 6,082.68 = 2,639.64 : x
  2. Step 2: Convert to fraction form
    4,407.84/6,082.68 = 2,639.64/x
  3. Step 3: Cross multiply
    4,407.84x = 6,082.68 × 2,639.64
  4. Step 4: Simplify right side
    4,407.84x = 16,056,085.44
  5. Step 5: Solve for x
    x = 16,056,085.44/4,407.84
  6. Step 6: Final answer
    x = 3,642.62

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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.