Home / 4,492.12-6,199.74-2,840.92

Finding the Fourth Proportional to 4,492.12, 6,199.74 and 2,840.92

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Solution

The fourth proportional to 4,492.12, 6,199.74 and 2,840.92 is: 3,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,492.12 : 6,199.74 = 2,840.92 : x
  2. Step 2: Convert to fraction form
    4,492.12/6,199.74 = 2,840.92/x
  3. Step 3: Cross multiply
    4,492.12x = 6,199.74 × 2,840.92
  4. Step 4: Simplify right side
    4,492.12x = 17,612,965.36
  5. Step 5: Solve for x
    x = 17,612,965.36/4,492.12
  6. Step 6: Final answer
    x = 3,920.86

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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.